Muumindani no Suisei

Unexplained occurrences have begun to disrupt the peaceful life in Moominvalley. Driven by the Muskrat's dire predictions, Moomin, Sniff, and Mee set out on a journey to the Observatory located on the Lonely Mountains. Their mission: to confirm the Muskrat's warning that a comet is on a collision course with Moominvalley, threatening to obliterate everything. Along their adventurous path, they encounter several colorful characters, including Snufkin, the Hemulen, and the Snorks. The trio's expedition is filled with numerous experiences as they navigate the challenges of their journey, all while racing against the looming threat of the comet. The story focuses on the friendships formed and the courage needed to face an uncertain future.