A modern man transmigrates into a rainforest sloth and unexpectedly unlocks a time-control system. Initially struggling with his sluggish movements, he encounters companions such as a fluffy white creature and a rogue rabbit. Together, they fight to survive in a forest contaminated by a mysterious black fog. The fog erodes the minds of living creatures and breeds ferocious mutant beasts. Supporting one another, the group overcomes one crisis after another through teamwork. Along the way, they discover that the black fog is connected to artificial mechanical creations and find the Golden Divine Tree, which protects the surrounding land. The protagonist leads creatures of different species in building shelters, searching for ways to purify the corruption, and fighting the forces pulling the strings behind the scenes. United, they defend their homeland and search for traces of the remaining four Ancient Divine Trees.