The story of a twin brothers Bardia And Barbod who meet each other after many years. But during a quarrel between them Bardia who is a rich successful man gets killed. His brother Barbod replaces him and takes over everything but that will has terrible consequences for him.
Five youngsters enter the Hippo Challenge because of their skills, and this is the beginning of a friendship between them, unaware that the Hippo Challenge is designed by a big, powerful Mafia and unpredictable adventures ...
