The Legacy: Forgotten Gates is an adventure game. You play as a young woman named Diana. You are transported to an ancient temple, where you will find an ancient portal, which will allow you to return to your home. The game starts when you are in the museum, and you are just going to take a look at the artifact, when you are suddenly transported to the temple. It's late at night, and you don't know where you are. All you know is that you have to get home and save your planet. You have to go through all kinds of challenges and dangers on your way.