"The quest 'Only One of the Most Terrible Monsters Remains', known to all players, has been solved. A group of determined adventurers have overcome all the obstacles that Zadzwikarya threw at them and won the final battle. But the secrets they have discovered are only the beginning of new secrets that await them in the endless corridors of Backyard Dungeon 13. If they plan to survive and overcome the amazing criminals who rule here, they will have to trust each other and reveal the deepest secrets of their hearts. A new stage of the game will test their friendship and bravery to the limit. - an exciting and tense adventure, full of unexpected turns and challenges, which will leave readers on the edge of emotional tension and boldly throw the entire world of the book out of breath."