In the grand tradition of epic romance, Yash Chopra's final directorial vision weaves a sweeping tale of love, fate, and sacrifice. Shah Rukh Khan stars as Samar, a fearless bomb disposal expert in the Indian Army who lives life on the edge, carrying a decade-old diary that holds the key to his guarded heart. His solitary existence is disrupted by the vibrant and ambitious documentary filmmaker Akira, played by Anushka Sharma, who is determined to uncover his mysterious past. This journey leads back to London and to Meera, a woman of deep faith portrayed by Katrina Kaif, whose life became irrevocably intertwined with Samar's years before. As past and present collide, the film explores whether love is a matter of destiny or choice, set against breathtaking landscapes and the poignant question of what one is willing to endure for a promise made to God. This dramatic and emotionally charged story celebrates love's enduring power and the scars it leaves behind.