The movie revolves around Oh Dae-su (played by Choi Min-sik), a businessman who is kidnapped and held captive in a mysterious room for 15 years. One day, he is suddenly released, and with no memory of who kidnapped him or why, he sets out to find answers. As he digs deeper, he becomes obsessed with finding his captor and the reason behind his imprisonment. Kailasanathan Full Episode Malayalam Apr 2026