Three friends - Az, Alex and also Jim - head to Ibiza to the holiday of their very first lad season. Unfortunately, tagging is Alex's unimpressed Ellie. The lads dump also her friend Zara, and Ellie together with Alex's sister Liz, and head to San Antonio to begin their week of debauchery sea and sun. Where the appeals are living they end up in a bar run by gangster Karl - ! Because of Jim's drunken antics that the zombies escape, and all hell breaks loose no one in the party island is safe.