"Beyond The Boundary" is a Japanese anime series based on the light novel written by Nagomu Torii. The story follows Akihito Kanbara, a high school student who possesses the ability to heal quickly due to his half-youkai heritage. He encounters Mirai Kuriyama, a girl with the power to manipulate blood, who is on a mission to eliminate youkai. The series explores themes of friendship, identity, and the struggle between humans and supernatural beings. It combines elements of action, fantasy, and romance, showcasing the characters' growth as they confront their fears and the challenges posed by their abilities.