Keitaro Azumi

Higanjima is an eerie island occupied by vampires, from where none has ever come back alive. When teenager Akira hears that his missing brother has been seen in the island, he decides to investigate with several friends.

Rookie science journalist Misaki is entrusted to interview an astronaut who has returned to Earth after completing a manned asteroid research mission. While Misaki is excited about this dream chance, her aunt recommends that she practice the interview, and she reluctantly ends up listening to space fans found around her. Although she is somewhat lacking in enthusiasm, she soon encounters unexpected outlooks on space.

The story of a Japanese sub's last mission during WWII.