Spontaneous (2020) Timeline Explained – Every Event in Order

The movie never explains the scientific cause of the explosions. The government investigates and rules out an attack, but the true origin remains a mysterious phenomenon that students dub 'The Covington Curse.' The film presents it as an inexplicable, random tragedy that strikes without warning or discernible pattern.

• explosions
• covington curse
• cause
• mystery

The Snooze Button was an experimental government pill designed to 'cure' the students and prevent further explosions. Initially, it failed spectacularly during a school seminar, triggering more explosions. However, a later version of the pill eventually worked, stopping the explosions for good, though not before 31 students died.

Foreshadowing: Agent Rosetti warns Mara that more explosions could happen, showing the pill's initial failure was anticipated.

• snooze button
• cure
• government
• pill
• experiments

Dylan dies in the final explosion while trying to escape the school seminar with Mara. They become separated in the panic, and though Mara makes it outside safely, Dylan explodes right before her eyes. His death is sudden and random, matching the pattern of the curse itself, no one can predict who will be next.

Foreshadowing: Agent Rosetti tells Mara that more explosions could still happen, hinting at the danger Dylan faces.

• dylan death
• explosion
• final scene
• tragedy

Mara was present at every explosion throughout the film. While she never caused any explosion, people began speculating online that she might be somehow linked to or responsible for the Covington Curse simply due to her presence at each incident. This contributed to her feelings of guilt and isolation.

Foreshadowing: Mara witnesses each explosion firsthand, making her the obvious subject of speculation.

• mara
• suspicion
• curse
• rumors
• blame

The explosions stopped after the government developed a working version of the Snooze Button pill. The authorities then shut down Covington High, demolishing the school. This 'cure' came at a tremendous cost, 31 students had already died including Dylan.

Foreshadowing: The government rushes to develop the pill throughout the film, with Agent Rosetti hinting at ongoing experiments.

• snooze button
• cure
• end
• explosions stopped

The Dalton twins, school drug dealers, exploded while driving with Mara, causing their car to crash. Mara survived the incident, but it was another random tragedy that reinforced the unpredictable nature of the curse. This event also drew more government attention to Mara specifically.

Foreshadowing: Mara's decision to take a ride with the dealers shows her risk-taking behavior after the explosions begin.

• dalton twins
• explosion
• car crash
• dealers

After Dylan dies, Mara turns to alcohol as a coping mechanism. Her drunken state leads to destructive behavior, including smashing Agent Rosetti's car window with a whiskey bottle. This reckless actions strain and eventually destroy her relationships with both her parents and her best friend Tess.

Foreshadowing: Mara's hedonistic lifestyle with Dylan earlier in the film hints at her tendency to use escapism during crisis.

• parents
• alcohol
• tess
• breakup
• grief

Classes were suspended after multiple students exploded at public events, the football game and house party. The chaos and fear became so overwhelming that authorities decided to halt in-person classes, and students began dubbing the phenomenon 'The Covington Curse.'

Foreshadowing: The explosions occur in increasingly public settings, making it impossible for the school to function normally.

• suspension
• classes
• school closing
• chaos

The anonymous texter who claims to have loved Mara for years sends her a bizarre image of Richard Nixon in response to her request for inappropriate photos. This odd, out-of-context message was Dylan's way of being humorous and showing his quirky personality, it establishes his character as someone who communicates in unexpected, surreal ways.

Foreshadowing: This strange message foreshadows Dylan's unconventional approach to life and romance throughout the film.

• nixon
• text
• anonymous
• humor
• dylan

Mara apologized to everyone at graduation because rumors had circulated online suggesting she might be linked to the Covington Curse. Feeling like a curse herself despite being innocent, she offered a casual, sarcastic apology. Other students then surprisingly confessed their own 'flaws' as potential causes, showing collective guilt and trauma.

Foreshadowing: Mara has been present at every explosion, making her an easy target for blame despite her victim status.

• graduation
• apology
• confession
• guilt
• ceremony

The film ends with Mara moving into a beach house with Tess (a childhood dream) and reconciling with her parents. She reflects on the question '[What] the fuck else can you do?', embracing the movie's message to cherish life and live fully despite tragedy, loss, and uncertainty. The ending is bittersweet: 31 students are dead, including Dylan, but Mara chooses resilience and hope.

Foreshadowing: Mara and Dylan's hedonistic lifestyle earlier in the film, where they 'live like each day is their last,' establishes this theme.

• ending
• message
• beach house
• move on
• cherishing life

Agent Rosetti believed Mara might have insight into the explosions because she was always present during incidents. She specifically recruited Mara and Tess to help investigate potential drug connections, viewing them as useful informants who could access other students and gather information about what might be triggering the events.

Foreshadowing: Mara's history of buying drugs from the Dalton twins makes her a logical person to approach for this investigation.

• fbi
• rosetti
• investigation
• drugs
• enlist

A total of 31 students died from the spontaneous explosion phenomenon at Covington High. This includes Dylan, Mara's romantic partner, who dies in the final major explosion during the school seminar. The high death toll leads to the school being shut down and demolished.

Foreshadowing: The film repeatedly shows explosions throughout, building awareness of the mounting casualties.

• deaths
• casualties
• 31 students
• toll
• tragedy