He has 6 brothers, all vampires: Heli (oldest), Solon, Jino, Shion, Jakah and Noa (youngest) They are not his real brothers, they just grew together at the orphan and ran away together from it. Now they live in Riverfield at the Decelis Academy. That place doesn't allow vampires, so they have to pretend to be humans. Jaan hates human blood. And he just drink blood on his birthday, animal blood. WE WOULD NEVER TOLD THE SECRET THAT HE IS A VAMPIRE Jaan has super strenght JAAN HATES HUMAN BLOOD