Summary Blade Breaker from Kainu Manga
Blade Breaker summary: Taiki Omori, a college student, has a special ability to visually recognize humans as killing humans. Daiki, who lived by the filthy human feelings from a young age ... Once, a girl saw Daiki avoiding his friend's stalking knives that were asked to become his main sword ... The Heisei sealing martial arts book of Sword sheath, cherry blossom and Daiki is made for the purpose of sealing the sword.