Räkä deliver pizzas for a living and spends his free time on moped meetings. In one meeting he meets Liima and together they start working towards the first place in the upcoming race. The moped club MC Helper is born.
Räkä is the best driver of the MC-Helper moped gang and it lies on his shoulders to protect Harjutie from the rival gang of MC-Hammas, while other gang members of the MC-Helpers are serving their time in prison.
Two American teenagers prepare to celebrate at the Monsterfest event at the Vuokatti Ski Center in Finland, but the celebration takes a surprising turn when small and deadly Creeps overrun the place.