Three couples seem to be having fun at a club night. They laugh between jokes and out-of-place comments. But something seems to be wrong: Andrea can't take it anymore and takes a knife...

Tres parejas parecen divertirse en una noche de discoteca. Ríen entre chistes y comentarios fuera de lugar. Pero algo parece andar mal: Andrea no aguanta más y toma un cuchillo...