Thirteen-year-old Max is in despair. He made an irreparable mistake, and now he has only a few hours to find his missing little sister before his parents return. He will have to unravel the secrets of an old woman obsessed with dolls, a cool Indian programmer and a man with the mysterious Black Cubes. Will Max be able to overcome his fears? Will his new friends help him - the passionate detective Timofey and his sister, the red-haired splinter Lisa? How will Max benefit from his passion for logic puzzles? And why, finally, was a photo shoot with pancakes needed? A childish, slightly mystical detective story.