Ave Kallu

Vasantha is Ranganatham's wife and Susi's aunt, a cautious matriarch who keeps the family together. She is the first eyewitness to the killer and becomes a primary target, an early symbol of the house's fragility. Her death intensifies the danger and tightens the family’s resolve to solve the mystery.

Ranganatham is Vasantha's husband and the patriarch who is killed at the party. His murder serves as the inciting incident that triggers police investigation and unlocks the family’s buried secrets.

Susi is a college student from Madras who arrives for holidays and becomes the central figure around whom the mystery unfolds. She faces threatening calls and forms a bond with Bhaskar that anchors the investigation and eventual resolution.

Bhaskar is a resourceful young man who falls in love with Susi and actively pursues the killer. He unravels the suspects, exposes the murderer by matching his eyes to the mask, and drives the plan that leads to resolution and marriage.

Rajasekhar is one of Susi's paternal uncles who harbors a hidden past and a history of family secrets. He becomes entangled in the tragedy as revelations about his father’s affair surface and threaten the present.

Chandrasekhar is another uncle living in the house who is murdered at the doorstep, adding to the mounting fear and suspicion within the family.

Naganna is the loyal house butler who remains a quiet, observant presence as events unfold, providing a steady point of reference amid escalating paranoia.

Ramayya is the old Ayurvedic doctor and close family friend who is revealed to be the masked murderer. He survived the 15-year-old fire, hid behind prosthetics, and sought vengeance on the family. Bhaskar's deductions finally pin him to the murders.