Madhi is a naturally gifted roadside fish seller whom Prabhu Selvaraj recruits as a boxer after witnessing her aggression. Though initially resistant to his ruthless training, she develops discipline, survives betrayal and exploitation, represents India, and wins the final through his guidance. She is the story's central athlete and Prabhu's protégé and love interest.
Shiva's thrill-seeking wife who initially sees a ghost child, prompting Shiva to hire a night watchman. Her behavior grows erratic, leading to Raheem's soul possessing her body. While possessed, she acts as Raheem's vessel to gather clues and confront the murderer. After the case is resolved, she is exorcised and later reveals she is pregnant.
Roopa is an assistant superintendent who, alongside Harish, initially leads the investigation into Saranya's murder. She later works with Athiyan and Patrick to uncover the flaws in the case against Guna and the corruption surrounding it. Natraj eventually takes Roopa hostage during his escape before Athiyan rescues her.
A rookie detective who leads the investigation into Leila's murder with help from Vinayak. She examines conflicting accounts, considers how someone could have entered through the apartment's side entrance, and questions people connected to Leila as she works to uncover what happened.
Rameswari, also called Ramulu in the story, is a roadside vegetable seller whose boxing talent is spotted by Aadi. She trains under him, overcomes setbacks including injury, a humiliating defeat, and false theft charges, then wins the World Boxing Championship final. She is Aadi's student and develops feelings for him, though he rejects her romantic confession.
Arjun's childhood friend and wife who feels neglected and requests a divorce. She agrees to marry her father's chosen groom Matthew but later calls off the wedding after realizing Arjun's true feelings for her.
Kalyan's childhood friend and neighbor who loves him deeply. Her parents arrange a marriage, which Kalyan accepts out of obligation. After realizing his lack of commitment, she resents him but later joins him in investigating the truth and eventually reunites with him after he recognizes her genuine devotion.
Ritika Singh has 15 screen credits in a career dating back to 2013. Signature works include Operation Tral, Valari, InCar. Explore the interactive character relationship maps on each title page to trace how their roles connect across franchises.
