Kolai is an upcoming Tamil movie starring Vijay Antony, Ritika Singh, Radhika Sarathkumar among others and the movie recently had a trailer release. A murder mystery surrounding the killing of a high profile model, Kolai has Vijay Antony in a Sherlock-type investigator role and Ritika Singh as the police officer handling the case.

The movie is written and directed by Balaji K Kumar and produced by Infiniti Film Ventures and Lotus Pictures. Technical crew of this film includes Durga Prasad for dialogues, Bashashree for Telugu dialogues, lyrics, Sivakumar Vijayan for cinematography, Girishh Gopalakrishnan for music, Selva RK for edits and K Aarusamy for art direction. 

Kolai is scheduled to release in Telugu, Hindi as Hatya.