Ghajini

The film's story is around a rich business entrepreneur falling in love with an ad film actress. The entrepreneur and the actress fall in love, though she does not know that he is an entrepreneur. When she successfully saves a bunch of children who were in danger, she is brutally murdered by a gang leader and the entrepreneur himself gets hit hard on the head when he tries to save his lover, eventually leading him into a state of short term memory loss. He is later studied about and helped by a psychology student to take revenge on the one who murdered his lover.