The official teaser of Diary, actor Arulnithi's upcoming crime-thriller has now been unveiled. The movie is written and directed by Innasi, who has previously assisted director Ajay Gnanamuthu and will see new-face Pavitra play female lead.

Arulnithi plays a cop in this film, which is produced by S Kathiresan of Five Star Creations and has Ron Ethan Yohann for music.