Story: Sanjay Ramasamy (Surya Sivakumar) is a rich tycoon suffering from short term memory loss due to being hit by a metal pole when trying to intervene on his girlfriend's murder. Because of the severe injury on his head, his memory can only last for fifteen minutes and he doesn't remember events or incidents that have happened before in his life. He can now only live a comprehendable life by ... ...detailed story of Ghajini