Explore places; combine items; and experience stories in Adventure Games; a series of co-operative games from German publisher KOSMOS. In each of these titles; players are presented with a mysterious story that they must unravel over the course of play. Working together; players explore common areas; talk to people; look for clues; and combine various items to reveal the secret of the story. Depending on what decisions the players make; the course of history changes and there is no going back!