Lauren is in foster care, suffering from amnesia. Unable to recall who she is or where she is from, she is visited in her dreams by a kind old woman who tells her she has a beacon in her wrist. Upon waking, she realizes the dream is true and activates the beacon. It summons her Grandmother Aggie, and together they travel to a hidden world where Lauren recovers her memory—and unearths an amazing hidden talent. She learns that everyone in Aggie’s hidden world is from the planet Althus and together they must find the portal gate keys that will allow them to reconnect with their home planet—and Lauren’s hidden talent will be an important part of their journey. Traveling from the hidden world to the Great Sphinx of Giza, they find the first key. But when they return, a stunning secret puts the rest of their quest in jeopardy. Filled with amazing surprises, The Hidden Chamber Beneath the Great Sphinx: Portal Key Quest is an exciting adventure the whole family can enjoy.