Nancy Drew: The Hidden Staircase is a game that takes you on a journey through the past, present, and future of a certain someone, led by a particular stair case that leads to a hidden room in the building you are in. In the game, you are the only one who can find the final solution to the mystery, and only by doing so can your friend get back home and tell on you. The game is set in the future, where Nancy is just a child again and has to find a way home while her friends work to keep her from going back to her family and friends. The game is set in a number of different buildings throughout history, and it is up to you to find the final solution, or face the consequences.