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Plot Summary

Lisaa (2019) Plot Summary Explained

Release, runtime and language
2019 · 111 mins · Tamil
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Directed by
Raju Viswanath
Starring
Yogi Babu, Sam Jones, Makrand Deshpande, Brahmanandam, Surekha Vani, Anjali

A young woman goes to meet her estranged grandparents and ends up facing life-threatening situations.

On this page (6)
  1. 1 Where to watch
  2. 2 What happens: full plot
  3. 3 Plot questions answered
  4. 4 Movie threads
  5. 5 Movies like Lisaa
  6. 6 Every angle
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Full plot summary · contains spoilers

What Happens in Lisaa: Full Plot Summary

The whole story of Lisaa (2019) explained, from the opening scene to the final frame: every key event, every twist and what it all adds up to. Read it as a quick recap before the sequel, to check a scene you missed, or to finally understand what really happened.

Lisaa, Anjali, decides to meet her grandparents and secure their blessing for her mother's second marriage. As Lisaa plans to move to the US, she believes her mother deserves a companion and therefore urges the remarriage. But Lisaa's mother explains that her husband died unexpectedly after she married without her parents' consent. To persuade her grandparents, Lisaa teams up with her friend Jaggu, Sam Jones, and the two set out on a five-day journey to the Western Ghats.

From the start, Lisaa and Jaggu notice something off about the elderly couple's behavior. They initially fear the elders might be ghosts, but soon discover that the pair are psychos, not Lisaa's real grandparents. The tension escalates when the psycho grandpa tries to chase Lisaa and drags her to a shed where he intends to kill her, only to be stopped by Sharada, Lisaa's real grandma. The police eventually catch the psycho grandpa, who explains that he targets children who disrespect their parents because of a past grievance with his own son. He also reveals a troubling backstory: he had been living in an old age home, and the owner had been evicted, sending him and his partner to Lisaa's grandparents' house to solicit donations, where they found the real couple dead in each other's arms, and the impostors had taken their place.

In the aftermath, the investigation unveils painful truths about family, consent, and the consequences of forcing tradition onto personal choices. The film blends suspense with dark humor, offering a stark look at deception, kinship, and the fragility of trust when faces look familiar but motives run deep.

Last updated: February 20, 2026 at 12:21

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Plot questions answered

Lisaa Plot Explained: Your Questions Answered

The questions people ask most about Lisaa (2019): what happens in the confusing scenes, why the characters do what they do, the twists, hidden details and what the ending means. Each answer contains spoilers.

Q1

Why does Lisaa need her grandparents' blessing for her mother's remarriage?

Lisaa needs her grandparents' blessing because her mother previously married without their consent. After that marriage, Lisaa's father died unexpectedly, which the family interprets as a tragic consequence of marrying without parental approval. Lisaa believes securing the elders' consent is essential for her mother's second marriage to be blessed and accepted by the family.

  • blessing
  • remarriage
  • parents consent
  • family tradition
Q2

Who are the psycho couple pretending to be Lisaa's grandparents?

The elderly couple are impostors who arrived at the house claiming to solicit donations for an old age home. When they found Lisaa's real grandparents dead in each other's arms, they took over the house and assumed their identities. They are a dangerous pair who target vulnerable family members.

Foreshadowing: The couple's strange behavior and evasive conversations early on hint that they are not who they claim to be.

  • impostors
  • psycho
  • grandparents
  • deception
  • old age home
Q3

Why does the psycho grandpa chase and try to kill Lisaa?

The psycho grandpa targets children who disrespect their parents, believing such behavior is unforgivable. He justifies his actions by citing his own son's cruelty toward him as the reason for his grudge against disrespectful children. Lisaa becomes his target because he views her quest to secure a remarriage blessing as a form of disrespect toward family traditions.

  • chase
  • psycho grandpa
  • kill
  • children disrespect parents
Q4

What happened to Lisaa's real grandparents?

Lisaa's real grandparents were found dead in each other's arms inside their house. The impostors discovered their bodies when they arrived to solicit donations and subsequently took over the household by replacing them. The truth only surfaces after Sharada reveals herself as the real grandmother.

  • real grandparents
  • dead
  • found dead
  • Sharada
Q5

Who saves Lisaa from the psycho grandpa in the shed?

Sharada, Lisaa's real grandmother, saves her from the psycho grandpa's attack in the shed. While the impostor was dragging Lisaa to kill her, Sharada intervenes and stops the assault. This rescue exposes the extent of the deception and leads to police involvement.

  • Sharada
  • rescue
  • shed
  • real grandmother
  • save
Q6

How did the impostors take over Lisaa's grandparents' house?

The psycho couple were living in an old age home that got evicted when the owner was removed. They traveled to Lisaa's grandparents' house to solicit donations and discovered the real elderly couple already dead. Instead of reporting it, they replaced the corpses and assumed the identities to maintain their ruse and control over the property.

  • old age home
  • evict
  • replacement
  • identity
  • house
Q7

Why does the psycho grandpa have a grudge against children who disrespect parents?

The psycho grandpa's motive stems from personal trauma - his own son treated him cruelly and showed no respect. This betrayal fueled his obsession with punishing children who disrespect their parents. He sees Lisaa's efforts to arrange her mother's remarriage as a form of family disrespect, making her a target.

  • motive
  • son
  • cruelty
  • disrespect
  • parents
  • grudge
Q8

What does the police discover after arresting the psycho grandpa?

After arresting the psycho grandpa, police learn the full extent of the imposters' scheme. The psycho grandpa confesses his motive while being taken into custody. Investigators uncover that the real grandparents are dead, the impostors have been living in the house by replacing them, and the entire deception was maintained to manipulate the family.

  • police
  • arrest
  • confession
  • investigation
  • truth

Movie threads

More Movies Like Lisaa, by Mood & Story

Curated lists built around what makes Lisaa tick: the same mood, the same kind of story or the same emotional payoff. Each list explains why these movies belong together.

Movies with sinister family deception like Lisaa

A visit to family turns into a horrifying fight for survival against imposters. If you liked the psychological terror and imposter grandparents in Lisaa, you'll enjoy these movies. This collection features similar stories of domestic deception, where a family visit turns into a nightmarish fight for survival against sinister foes in an isolated setting.

  • suspenseful
  • deceptive
  • sinister
  • isolated
  • anxious
  • threatening
  • Tone: tense, sinister, anxious
  • Pacing: steady, suspenseful build
Why these movies?

The story pattern: These narratives typically begin with a character entering a familiar or familial space, only to slowly uncover that something is deeply wrong. The tension builds steadily as the deception is revealed, escalating from psychological unease into a direct, physical threat. The protagonist must use their wits to survive against overwhelming odds, often in a confined location.

Why they belong together: They are grouped by their core premise of domestic betrayal, a steady build of psychological tension, and a survival-focused third act. They share a claustrophobic, anxious mood where the safety of home is completely subverted.

Isolated survival horror movies with happy endings like Lisaa

Trapped and alone, a protagonist fights to survive and earn a happy ending. Fans of Lisaa's tense survival story and satisfying conclusion will find more to love here. This list features movies with a similar vibe: high-intensity horror in isolated settings where the protagonist ultimately triumphs, providing a relieved and hopeful ending to the ordeal.

  • threatening
  • suspenseful
  • anxious
  • hopeful
  • relieved
  • survival
  • Tone: tense, threatening, relieved
  • Pacing: steady, relentless
Why these movies?

The story pattern: The story isolates a protagonist, cutting them off from easy help. A relentless antagonist subjects them to psychological and physical torment, creating a steady pace of rising action and threat. The climax is a final confrontation or escape attempt, followed by a denouement that provides clear victory and safety for the protagonist, offering relief after the tension.

Why they belong together: They share a specific emotional arc: taking the viewer on a journey through high anxiety and fear, but ultimately providing the satisfaction of survival and a happy, resolved ending. The mix of relentless tension and final relief creates a cohesive, gripping experience.

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Movies Like Lisaa

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Every angle

Lisaa (2019) Explained: Plot, Timeline & Characters

Everything about Lisaa in one place: what happens in the plot summary, the timeline in chronological order, the characters and meaning and a spoiler-free summary. What's After the Movie adds the cast, box office and post-credit scenes.

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