Leon faces his biggest challenge yet in the third graphic novel in Jamar Nicholas's action-packed, heartfelt, and joyously funny series.When Carlos asks Leon to watch his pet hamster, Leon agrees right away. How hard could taking care of a hamster possibly be? But an accident in the Magnificent Cave causes a problem... a big problem. A problem that keeps getting bigger and bigger! Leon knows he needs to take responsibility, but this gigantic problem is too much for him to handle alone. He'll need help from all his friends -- and maybe even from an enemy or two.Can Leon summon the courage and common sense he needs to save the day?