Kai Sagano

Kai is Enjouji's half-brother, having the same father, the yakuza boss, but different mothers, both of whom haved passed away. Having a spoiled yet emotionally difficult childhood, Kai is somewhat of a malcontent and dislikes Kei or at least has an extreme sibling rivalry with him! However, he has a constant although a bit ill-defined relationship with his father's second-hand man, Masanori Araki. Initially he is very attracted to Ranmaru, serving as an additional hurdle for our main protagonists to overcome. But K…