Whistle

Whistle is a 2003 Indian Tamil-language slasher film written and directed by J. D.–Jerry, which is based on the English-language film Urban Legend (1998). The film stars debutant Vikramaditya, Gayathri Raguram and Sherin in the lead roles, alongside Vivek, Dhivyadarshini, Livingston, Bhanu Chander, Mayuri, and Vaishnavi in supporting roles. It is set in a college campus where a series of murders take place.

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.