As the spring festival nears, Mr. Wolf is far from merry. With his wife expecting and no sheep to provide for their family, the situation looks bleak. To make matters worse, their once majestic castle is now in shambles, leaving them homeless. Determined not to let despair take over, Mr. Wolf is inspired to change their fortunes. Meanwhile, a sheep from the moon returns with the coveted secret of the sugar moon, eager to share it with other sheep. However, their journey is impeded by a pack of ravenous wolves, resulting in a fierce space battle. For those with a sweet tooth, the moon has always been a sanctuary filled with delectable delights. But when the Lord of Bitterness invades, the inhabitants are thrown into turmoil. Seeking help and refuge, the Moon fairy and her magical rabbit seek the aid of Pleasant Goat and his unlikely team of heroes - including his longstanding adversary, Big Big Wolf. Their mission is to rescue the moon and bring peace back to its citizens.