Cast: Sakazuki Homare

Yuuki Ashikaga is a high-school freshman in his second semester at Sakakino Academy, who from his regular visits to the school library, grows enamored by Kotonoha Katsura, a fellow classman who comes by to read. Despite already having a boyfriend, she genuinely reciprocates his interest. However things get complicated when, following a brief encounter, his sister, Chie Ashikaga, introduces him to Roka Kitsuregawa, an acquaintance who also becomes infatuated with him. Out of jealous spite for her rival, Roka attempts to dissuade Yuuki by claiming to like Makoto Itou, another schoolmate. Her lie dramatically backfires, as Yuuki, aware that Makoto is Kotonoha's boyfriend, goes to ask her about the affair.

In order to protect the girl Yuuhi Katagiri, a new transfer student, ...from danger, Junichi Nagase is forced to kiss her. Not understanding what happend, she screams at him, not knowing that her father has arranged for her to marry him

Julius, a mediocre villager, had a strange dream on the day of his eighth birthday. In that dream he saw the life a swordsman living a different kind of life from him. The swordsman had continued to swing his sword day after the day with the hope of being able to slash the stars twinkling in the sky.
This is the story of a swordsman who inherited the memory of an infamous man who was called “Sword Demon” in a certain world.
“——— I want to cut the stars”