Indonesian action feature following the lives of two orphaned brothers. After being sent to an orphanage following his brother's death, Sunny (Robin Shou) bonds with another boy, named Verdy (Verdy Bhawanta), who has also lost both his parents. The pair vow to become brothers and protect each other, but their bond is shattered when Verdy is adopted by a wealthy family and taken away. Their paths eventually cross again years later when successful businessman Verdy and his fiancée are kidnapped by Sunny's band of pirates while holidaying on their boat, testing each of the boys' loyalty to their former brother...