A brother and sister one day dive into a lake and find themselves in another world, unlike ours. They will have to go through half of an unfamiliar country, solve riddles, and get out of dangerous adventures. New acquaintances can betray you. But someone who seemed like a dangerous enemy can become a true friend. A special energy permeates everything around. They encounter magic, but what will surprise them the most is the people. Next to them will be a guide - a woman who wants to change her life, atone for her past. Whatever it takes.