Moomintroll discovers a mysterious grey landscape in the Moomin Valley, prompting him to seek the wisdom of Muskrat and his father Moominpappa. Together, they embark on a perilous journey to the observatory to uncover the truth behind the impending catastrophe.
Muumi ja punainen pyrstötähti
A thick, grey fog shrouds Moomin Valley, affecting even the natural surroundings, including the trees, soil, and Moominhouse with an unsettling presence.
