The Hagia Sophia, a famous Turkish monument, is known for its gorgeous mosaics and ornate decorations. However, when Cahills come to visit, they focus on one thing: finding a hint to the Janus Clue. For centuries, there have been rumors that a Janus agent hid something in the Hagia Sophia. It wouldn't be in plain sight, but there would be some small sign to allow Janus to identify it. Only an expert Clue hunter with supercharged powers of observation would be able to find it. Do you have what it takes?