Riley Iphelleta, in his past life, was a hero who defeated the demon king. Although he emerged victorious throughout his battles, the emotional strain of continuous fights got the best of him. After experiencing rebirth in a household that upholds their reputation through sword skills and that doesn’t lack power to support a leisure life, he decided to be Iphelleta’s House’ lazy swordsman, but the course of life isn’t easy as he wants it to be so he must make a choice if he will bare his fangs or continue… … his naps.