A curious boy decided to go alone to explore the ancient ruins of Tarin Castle. It is not completely destroyed, there are still towers, but they are locked so as not to attract the curious. However, the boy managed to get inside and got lost somewhere in the endless corridors. You must find him in Brave Boy Escape, which means you need to go his own way. That is, find the door key, explore the surroundings to solve various puzzles. You will have to explore many different locations, but you need to find access to each. In some places it's a regular key, in other cases it's a solution to a logic problem in Brave Boy Escape.