Sakuya Ohtori

Sakuya is a third-year student at Kotarou's school who looks after Chihaya as a guardian would, and despite having the same family name, is not directly related to her. While generally a sociably kind person, he is rather cold only towards Kotarou; Sakuya enjoys making fun of him. ~!He is the previous Rewriter, who rewrote himself to immortality to protect Minata. As a result, he turned into a tree, until one day a young Chihaya kneeled in front of the tree, prompting him to materialize and devote himself to protec…