Dr. Slump creates a little android girl, Arale, who is very stong, happy, and totally common senseless. They live in Penguin Village where the strangest things happen (e.g., the dawn is announced by a little pig wearing a basquee). (Source: ANN)

The series consists of mostly stand-alone episodes which retell different fairy or folk tales. Despite the title, they are not all based on fairy tales collected by the Grimm Brothers.

Full version of the story featured in the TV series. Released as a special.

Unusual things have been happening in Moominvalley. Moomin, Sniff and Mee leave for the Observatory on the Lonely Mountains to confirm the Muskrat's words: a comet is about to hit Moominvalley and destroy everything. On the way they meet Snufkin, the Hemulen and the Snorks and experience many adventures.