Mephisto is a 45- to 60-minute adventure game featuring a rich storyline and engaging puzzles. You play as an old man who travels to the outskirts of town to discover why a mysterious monster has invaded his home. Players will spend most of their time solving puzzles to uncover the mystery and escape the danger. The puzzles are dynamic, and there is no single solution. Mephisto has three endings, each depending on your actions.