Acha Din is a Malayalam drama movie, directed by G. Marthandan and starring Mammootty and Mansi Sharma. Twenty years in Kerala have transformed Durga Prasad, a native of Jharkhand, into a Malayali. A chance encounter with a mysterious man (Padmaraj Ratheesh) leads to Durga earning some quick money. However, when he realises that a tremendous tragedy is about to befall the city of Cochin, he leads a one man army battle against the perpetrators of evil. This film marked actress Mansi's debut in Malayalam cinema. Watch the full movie, streaming online on Hotstar.