Raj (Shah Rukh Khan) is a car modifier, who lives in Goa with his younger brother Veer (Varun Dhawan). Veer is a happy-go-lucky guy who falls for Ishita (Kriti Sanon) and their love story begins. After dating for a while they both decide to tell their families about it. But, both Raj and Ishita's family reject to approve their relationship. It takes us to the flashback where Raj and his family stay in Bulgaria, belonging to a mafia family. Raj, who is referred as Kaali in the mafia world, falls for Meera (Kajol). After being friends, Kaali and Meera start dating but, due to unforeseen circumstances they part ways. Meera now owns a restaurant in Goa and lives with her younger sister Ishita and hence, all the drama. Both, Veer and Ishita are unaware about their family past. Will Kaali and Meera ever approve the love story of their Veer and Ishita? Will Kaali and Meera forget all the grudges and reunite?