Marvel Mansion is an old house in the rural country. Not really a mansion but to the brothers, sisters, and neighborhood friends, it looks pretty big. The story takes place during school's summer vacation and how they became a gang to help protect their friend, Nelda Lee from harm's way. The book will take you into the lives of friends forever and how they managed to stay busy and have fun at the same time. You will meet an Ole Oak Tree who loves the gang and how his friends are tree frogs, believe it or not. You will meet a mystery man who the gang tries desperately to find out who or what he is. Read the book and let you mind wander with the characters. Is Nelda Lee in harm's way? And will they find the answers to their questions?