John Warburton

Every seven years, in an unsuspecting town, The Tournament takes place. A battle royale between 30 of the world's deadliest assassins. The last man standing receives the $10,000,000 cash prize and the title of World's No. 1 Assassin, which itself carries the legendary million dollar-a-bullet price tag.

Welcome to the neon-lit, muzak-drifting world of Shelfstackers and the endless shift of four teens on the bottom rung of the supermarket pecking order. Banter, pranks, racing customers - any outlet for brimming frustrations is fair game. There's only one rule: don't get fired.

Every day, television presenter Rufus Hound saves the world from domination by the evil Doctor Muhahaha, before time is rewound and he tries again.