"Locked Door" is an exciting and tense book about the mysterious disappearance of a young girl in an elite house. The main character, detective Eva Ivanova, set out to solve this case, but quickly realizes that the case is more complicated than it seems. During the investigation, she finds herself in the middle of an intrigue involving many rich and powerful people. Each character has their own secrets, and every step Eva takes can bring her closer to a solution or threaten her life. An exciting plot, unexpected turns of events and skillfully constructed details make "Locked Doors" an exciting book for fans of the detective genre.