Kostya Kulikov loves to look into windows and learn other people's secrets. She also loves adventure books and the history of Ancient Egypt. One day, in the window, he sees something that makes him shudder with horror and believe in the incredible. From this moment on, his life turns into a dangerous and not at all bookish adventure. Now Kostya has the opportunity to get to know the darkest side of Ancient Egypt in reality! He will have to unravel an ancient secret that has long rested in the depths of the tombs in order to save not only himself, but also other people.