Have read the zaza

In a universe where Earth is nothing but a distant memory, humanity's last refuge is space stations threatened by ruthless black-eyed creatures called Onyxes. After a brutal encounter with one of them, young orphan Kazuo vows to turn his fear into strength. Determined to become Hunter, an elite warrior from Adamas Academy, Kazuo embarks on a dangerous journey to protect humanity and prove that he's not just a survivor - he's a hero in the making.

Kujo, whose dormant vampire blood has awakened by an inherited genetic mutation, lives his life keeping others at a distance, afraid his true identity will be discovered. One day, an out-of-season transfer student, Kyo Oogami, appears. Although it should be their first meeting, Kujo is unsettled by the way Oogami watches himlike a predator stalking its prey. That same day after school, when the two of them unexpectedly end up alone together, Oogami reveals that he is a werewolf?