Oru Oodhappu Kan Simittugiradhu is a Tamil language film starring Kamal Haasan in the lead role of the protagonist, Ravi. This movie is based on a novel by the same name written by Pushpa Thangadorai.
Due to Gandhis birthday, Ravi gets a pardon after spending six years in prison. Film begins with Ravi traveling back to his hometown. Ravi happens to meet Radha who in turn spurns him and asks him not to interfere with her life Apparently Radha is already married to VijayakumarUnable to forget her, Ravi lives a lonely and monotonous life. Radha enters hs workplace and pleads with him to forget her and start his life anew. Ravi says that it is impossible unless Radha spends one whole day with him like as if they were married Dont mistake me, he pleads, I will not even touch you. He explains that he had built a lot of dreams on living together and this one day business will satisfy his hunger. ........
Source: Wikipedia