Souma Kurogane (Vampire AU)'s Links
Souma is very protective of his cousin and acts as a guardian figure for him. They live together in his house with his clinic downstairs.
Heiza looks up to his elder cousin like he was his brother. Sometimes he seems a little helpless without him, and he does not
He doesn't particularly hate nor like Seijuro, but prefers not to have to deal with him. For some reason the mayor's son keeps starving himself until desperation, which often results in Souma having to provide blood and other services.
Though their relationship can't really be called a friendship, Seijuro often depends on Souma's guidance, considering him much more suited for a simple life than himself.