The Secret Seven are back with a brand new adventure. This time, a tree house is their new meeting place. The only problem is that someone else seems to be using their tree house too.
Summary of the Book
The Secret Seven are excited as they have built themselves a tree house. This is going to be their new meeting place where they will gather to discuss everything that they think is worth it. Since it?s new and is something as exciting as a tree house, they cannot wait to use it. However, they find out that there has been someone else using their place and are furious. They soon get over their anger when they realize that the person who uses their tree house is in trouble and is running from a gang of thieves. It is up to the gang to help this person.