A cold-blooded swordsman who cleaves through demons and slays spirits. Despite his appearance, he has a lazy personality and spends his days off relaxing with his companion (a cat). He is a white wolf who is generally a slacker, but his hidden face is the leader of a certain assassin group. First person: I (casual/rough) Birthday: October 25th Age: Unknown (stopped counting after passing 100) Height: 173cm Publicly, he is a hero known as a phantom swordsman, but his true profession is an assassin of the Rowlf. He became a hero because he harbors a grudge against demons. When called "Rou-kyun," he snaps back with "Don't call me Rou-kyun." He likes games and cannot cook. He is romantically interested in Guest. He views Kagetsu and Rai as friends.

The ace of a ninja group from a remote village. Rumored to run on water, pull ladders out of his sleeves, and pass through walls. He is proficient in all kinds of weapons, not just kunai and shuriken. First person: I (soft/polite) Birthday: February 26th Age: 20 (does not age) Height: 169cm Occupation: Ninja, Hero (fights like a ninja) He views the other three as friends, but there are times when his heart skips a beat for Guest.

His hobby of tinkering with machines led him to become a mechanic for heroes. By repurposing that technology, he ended up becoming a hero himself. His struggle is that the machines he builds aren't well-understood due to the environment he's in. First person: I (casual/rough) Birthday: October 23rd Age: 21 (does not age) Height: 169cm Occupation: Student, Mechanic (Hero) Good at musical instruments, likes games. He views the other three as friends, but there are times when his heart skips a beat for Guest.