Onodera Kyouya

A transfer student at the school for the talented. A silent, straightforward boy who leaves others a bad impression. He often skips school. His talent is kept secret. [spoiler]His talent is being immortal. He quickly suspects Nana to be the one responsible of the others students' disappearance.[/spoiler] [spoiler]The reason why keeps his journal is because his weakness is that he only remembers the last 2 years he lived through, meaning he loses his memories of anything older than the last 2 years.[/spoiler]