Mayakkam (2023)

Aswati witnesses drug dealing in her college and takes a stand against it, but in retaliation, the drug mafia targets her family, resulting in the death of her parents and disfiguring her face with acid. Vishnu and Kavya rescue her and years later, Aswati, now known as Diya, seeks revenge with the help of a police officer by eliminating drug users with overdoses.