Gentleman (2016)

Two girls, Catherine and Aishwarya, meet on a flight and become friends. They share stories about their respective boyfriends, and Catherine is shocked to find that the man she is dating is a lookalike of Aishwarya's boyfriend. Even more shocking is the fact that when she reaches home, she finds out that her boyfriend has died in a car crash. Catherine decides to investigate the lookalike boyfriend and uncovers a thrilling mystery.