When one Big turtle won´t come out of his shell, it´s up his best friend Small to save the day! Big and Little are the very best of friends. They do everything together! That is until one day, when Big suddenly hides away inside his shell ...Little tries every method to get Big to come out and play again he bakes him his favorite cake, he even asks all of his friends for help but nothing seems to be working! What could possibly be wrong?