Touno Hifumi has trained in various martial arts since childhood. One morning, after his daily practice, he finds himself transported to another world. As someone... more>> who has been dissatisfied with his life in peaceful modern Japan, where he has no chance to use the skills he's honed, he is overjoyed to learn that this is a world where monsters roam and humans fight each other. Hifumi decides to live in this new world, one where he can fully unshackle his deep desire to kill. This terrifying man, with a martial prowess that pushes the limits of humanity and a twisted sense of morality that allows him to kill without remorse, has been unleashed upon another world... <<less

Tohno Hifumi was summoned to another world to be a Hero for a kingdom. Unknown to the summoners, he’s a person who had restrained his... more>> killer instincts with martial arts. Upon arrival, he slaughtered various knights and the mastermind of the event, the King, for kidnapping him to this world. Afraid of letting more people get killed by Hifumi, the Princess--who is the only one to managed to keep her sanity act rationally--let him go free. Thus started Hifumi's fun life of traveling the world, and unrestrainedly killing any who attempt to get in his way. <<less