A wayward, mischievous, but impressionable and kind girl Olya meets an unusual stranger who, despite her advanced age, is not afraid to climb to the very top of the tree. The acquaintance turns into an unexpected consequence, from which the main character is forced to look for a way out. She sets off on a journey through an unknown magical land filled with talking trees, large turtles, always busy celestial stars, mermaids and lantern spirits. On her journey, the girl will become wiser, find new friends, and also save the settlement of frogs from the danger that threatens them.