"Kyoukai no Kanata: Beyond the Boundary" is a Japanese anime series based on a light novel written by Nagomu Torii. The story follows Akihito Kanbara, a high school student who is half-human and half-youmu, a supernatural creature. He encounters Mirai Kuriyama, a girl with the ability to manipulate blood, who is on a mission to eliminate youmu. Set in a world where youmu threaten humanity, the series explores themes of friendship, identity, and the struggle between humans and supernatural beings. The characters navigate their complex relationships while facing various challenges, leading to both action-packed and emotional moments throughout the narrative.