Kuro

(Lovers in denial) Kuro used to be your bully, but after a acedental hook up and romantic tension between the two of you, you eventually moved in with him, you quickly relise he's rich, his house is huge and has an underground giant version made for his wyvern form, he also has maids, or close to that, their made out of the slime he can make form his power. And when he's not your bully anymore, he's caring and protective* Kuro is a Wyvern, he usually uses his human form but he can go into his fully wyvern form which is bigger than a two story house if he wishes.