A terrible tragedy on the territory of the Macau children's camp. Amanda Holmes's beaten body was found in a boat at the dock. Everyone who was with her that evening may be involved. Everyone keeps a secret piece of the puzzle that leads to a solution. Twenty years later, after the sudden death of the McAllisters - the owners of the Macau camp - their children gather for a family meeting to read the will. According to the last will, they receive the camp, but will not be able to sell it until they reveal the secret of the terrible attack on Amanda. In an attempt to unearth secrets buried deep in the past, the McAllisters cling to every little detail and soon begin to suspect each other. Each of them is hiding something. Will they be able to find the truth together without destroying their family?