THQ will release Nancy Drew: The Hidden Staircase exclusively for the NDS gamers and mystery fans the opportunity to play as Nancy Drew and solve the mystery of the hidden staircase!

In Nancy Drew: The Hidden Staircase, based on the best-selling book of the same name, would-be mystery solvers will explore the Twin Elms house like never before. Family heirlooms are disappearing all over the estate and the residents are counting on Nancy to solve the case. Using the DS stylus, young detectives will explore the house and interview people to gather clues.

Key Features :

• Interview people and gather clues using the stylus to uncover the location of the hidden staircase.
• Explore the large and mysterious Twin Elms house and examine anything that is out of place.
• Earn the top rank of Master Detective and find the stolen items.

Nancy Drew: The Hidden Staircase hits store shelves nationwide in October 2008.