Mampazhakkalam

Puramanayil Chandran (Mohanlal), an NRI, is summoned by his family to his hometown to get married, where he runs across his childhood sweetheart Indira (Shobana), now married with a kid. Indira's estranged husband Dr. Reghuram (Adithya), an abusive junkie, doesn't take kindly to their meeting, & threatens Chandran's family. Seeing Indira's plight, Chandran gets protective of them. (Summary by iceblox)