Мёртвая девочка и одинокий синигами

Акира Ваканаэ, a second-year student, lives on a small, peaceful island where all her classmates are childhood friends. They expected this year to be as calm as the previous ones, but a new student, Matsushiro Nishigami, has transferred to their class, warning that "anyone who comes close to me will die." The truthfulness of his statement remains uncertain.