Psycho (2008)

A lonely young man (Dhanush) lives in a haunted old house. He develops feelings for a girl named Pavana (Anita Bhat). He stalks her at every place, and he has a weird practice of collecting her leftover things at every place she visits and maintains a gallery in his house. But he is unable to confess his love. Will he get succeeded with his love forms the rest of the story.