Keeno and Ernest are the best of friends living in the jungle. Keeno, a very mischievous monkey, finds a big, shiny new banana tree. Unfortunately, it is on the other side of the river and his parents have told him never to cross without an adult. Ernest, a clever young elephant, reminds him of this, but Keeno decides to go anyway. Follow the adventure as Keeno finds himself in great danger and relies on Ernest to rescue him. In the end, Keeno learns two very valuable lessons about friendship and family rules.