Watch The Last Act Full Movie Free Online 123Movies. Widower Sudhangsu is going to be married to Soma, daughter of Sir Haraprasad. Sudhangsu declares that his first wife Kalpana committed suicide on a railway track in Burma, stating that she was mentally challenged. At the time of the marriage rituals a local advocate, Suren Banerjee, comes with a lady who claims that she is Kalpana and that Sudhangshu is committing bigamy. Sudhangsu strongly denies and claims that she is an imposter. In the meantime a mysterious person named Samadder invaded Sudhangsu's house and stole some ornaments of the deceased Kalpana.