Have you ever doubted your own mental health? This happened to Lister, leading a routine life in Maracanda, a city where the mental state of people is valued above all else. At first, he thought he was going crazy, but that was not the case... his psyche transformed the disease into unique abilities and granted its owner incredible strength. From now on, Lister is a psycho-marauder, a man whose psyche turned out to be stronger than a terrible disorder. He must become part of the Soul Wanderers organization and learn the shadow side of Maracand. The confrontation between powerful clans, the intrigues of enemies and loyal friends, as well as the secret of the mysterious Notebook of Rabies - all this awaits Lister in his new life - the world of psycho-marauders.