On May 13 1990, Kizo, Filip, Buba and Tomo try to gather together a grouping in other to go and see the highly anticipated match between the soccer teams Dinamo from Zagreb and Crvena Zvezda (Red Star) from Belgrade. However, seemingly all of their fellow fans are in some way or another unable to come to the stadium. And unbenkownst to all of them, this game will trigger one of the darkest moments in Croatian history.