Sato Shiki, a college student from modern-day Japan, is suddenly attacked by a random assailant. When he wakes up, he finds himself transported to a labyrinth city in another world. He awakens to the ability to use healing magic. In this new world, he uses his healing magic to treat injuries, but also engages in sexual harassment, buys slaves to explore the labyrinth with, and even harasses his fellow adventurers. This is the premise of the story. The novel has been published by Monster Bunko. All five volumes of the novel are currently available. A manga adaptation is also being serialized by Monster Comics. The main story is complete.