'Ghajini' revolves around the story of Sanjay Singhania, played by Aamir Khan, an ambitious and wealthy businessman who suffers from short-term memory loss. He has a condition known as amnesia, where he can't retain memories for more than 15 minutes. The film delves into the emotional and psychological turmoil faced by Sanjay as he desperately tries to recall his past and piece together fragmented memories.Sanjay's life changes when he meets Sunita, played by Aishwarya Rai Bachchan, a beautiful and charming woman who captures his heart. They get married and start living together, but their happiness is short-lived. When Sunita is mysteriously murdered, Sanjay is devastated and sets out to avenge her death.As Sanjay tries to recall the memories of his past and find out who killed Sunita, he uses various methods to stimulate his memory. He starts using tattoos and photographs to jog his memory, which eventually leads him to suspect his
business partner, Raghu, played by Pradeep Sharma. However, things become complicated when Sanjay realises that Raghu is innocent and that Sunita's killer is still at large.Throughout the film, Sanjay's condition worsens, and his memories become increasingly fragmented. He starts experiencing blackouts and has to rely on his tattoos and photographs to survive. As he gets closer to the truth, Sanjay's obsession with finding Sunita's killer consumes him, and he becomes a man on a mission.Meanwhile, Sunita's character is revealed through various flashbacks, showcasing her relationship with Sanjay and the events leading up to her murder. The film's twist reveals that Sunita was actually killed by a man named Ghajini, played by Vivek Oberoi, who had a
personal vendetta against Sanjay.The film's climax features a dramatic showdown between Sanjay and Ghajini, where Sanjay manages to kill Ghajini and avenge Sunita's death. However, in the process, Sanjay's condition worsens, and he loses his memories for good. The film ends on a poignant note, with Sanjay living in a state of perpetual amnesia, forever trapped in a cycle of forgetfulness and loss.