The British version of Werewolf Killing involves 22 strangers trying to find the hidden traitor, and the winner will receive a prize of ￡ 120000. 22 strangers participated in a series of missions, vying for the chance to win a ￡ 120000 prize. However, the players are all "traitors" who secretly meet to decide who to eliminate from their fellow players known as "loyalists".
