Black Stallion movie tells Irumbur Sollai (Ashish Vidyarthi) is a dreaded goon who terrorizes the town of Tirupur. His partner in crimes is the local cop Doraiswamy (Pitamagan Mahadevan) who kills him in a market fight. Sollais son witnesses the killing and he grows up and as per his father’s wishes to be another “Criminal police” called Black (Kalabhavan Mani). Later, he takes revenge by killing Doraiswamy and soon becomes a notorious “thug in uniform”. Laura Singh (Namitha) who is a bar dancer, and Black falls for her and tries forcibly to marry her, but she stabs him and runs away to Kochi along with her physically challenged sister. In Kochi, she falls for the charms of a magazine photographer Ameer Usman (Bala) and is soon madly in love with her. However Black and his men are after her blood and she is on the run. Suddenly there is a twist in the tale as Ameer turns out to be the villain with the smiling cheek. Black was actually trying to save Laura from Ameer who wants to sell her to rich foreigners. In the end, Black kills Ameer and wins Laura.