Shindere Shoujo to Kodoku na Shinigami

Akira, a second-year middle school student, lives on an island known for its peaceful life. Her classmates are all childhood friends, and they expect another year together just like the ones before. Their familiar routine changes when a transfer student named Matsushirou Nishigami arrives. He warns that anyone who gets close to him will die, leaving Akira and her classmates to wonder what his words really mean.