The film "Kuch Kuch Hota Hai" tells the story of Anjali (Kajol), a young woman who falls in love with Rahul (Shah Rukh Khan), a charming and carefree individual. However, their love story is complicated by the entry of Tina (Rani Mukerji), Rahul's childhood friend who harbors a secret crush on him. The movie explores themes of love, friendship, and nostalgia, with a unique narrative structure that jumps back and forth in time.