When one Big turtle won't come out of his shell, it's up to 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 favourite cake, and he even asks all of his friends for help but nothing seems to work! What could be wrong?

大乌龟不愿意从壳里出来，这时，就要靠它的好朋友小松鼠来拯救它了！

大乌龟和小松鼠是最好的朋友。他们做什么都在一起！直到有一天，大乌龟突然躲在他的壳里不肯出来……小松鼠想尽了各种办法，给他做了最喜欢的蛋糕，甚至向他所有的朋友寻求帮助，但似乎都没有用！这到底是怎么回事呢？