The Key is missing & it is up to the players to find it! The team leader tries to communicate with the other players proposing clues by indicating their degree of affinity — strong mediumweak — with the object that the team must find With good team-play the other players remove the wrong cards step by step until the Key is all that remains Removing the Key results in instant defeat so be careful! One Key is a family game for all kinds of players a light game that offers a co-operative experience based on the association of ideas & deduction All the objects are like little universes of their own Find the right one to solve the enigma! One Key is best played with an app with a three-minute timer & background music to add tension to your games