Gentleman (2016)

Catherine and Aishwarya strike up a friendship during a flight, bonding over tales of their boyfriends. Catherine is stunned to realize the man she’s seeing is the spitting image of Aishwarya’s partner. When she returns home, she’s devastated to learn her boyfriend died in a car accident. Driven by grief and suspicion, she digs into the doppelgänger’s past, unraveling a web of secrets that spirals into a gripping, edge-of-your-seat mystery.