Demon Slayer: Dream Breathing, A Journal of Demon Slaying

One member of the Demon Slayer world Ame-ya Junsei At the age of eight, his parents were killed in a demon attack. He survived because of his rare blood. With nowhere else to go, he had to live with his only relatives, his aunt and uncle. But his short-tempered uncle would beat Junsei whenever anything displeased him. Finally, in the winter of his tenth year, Junsei chose to run away from home. Just as he was about to perish in the vast snowy wilderness, a doctor with the surname Kocho rescued him. He became the older brother of the Kocho Sisters. But on New Year’s Day, he witnessed demons eating people once again. The horrific sight of his parents’ deaths resurfaced from his sealed memories. After leaving a farewell letter, Junsei set out on the path of demon slaying. None of the five major Breathing Styles suited his physique, but he managed to pass Mount Fujikasane’s Final Selection by forcing himself to use Thunder Breathing. After fighting for a while, Junsei clearly sensed his muscles, blood, and bones in a dream. Guided by a mysterious voice, he successfully grasped Dream Breathing! Note: One heroine, the heroine is Shinobu, Shinobu is his wife, hugs for his wife, cuddles Does not break up canon couples. Important characters other than the protagonist will not be killed off. Happy ending