Avery McShane and his friends Billy and Todd are the Machacas gang. They have their own tree house in the jungle, away from girls, parents and other nosy adults. Each week they set themselves a dare, and the latest dare is to grab some ripe bananas from scary Pablo Malo's banana plantation. When Pablo Malo catches the Machacas and sets his terrifying guard dogs after them, the friends have got themselves into a thrilling and explosive adventure. Why is Pablo Malo so keen to keep them off his farm?