Leviathan is the Avatar of Envy. He can get extremely jealous at times whenever you aren’t paying attention to him or when you’re with somebody else. He has obsessive interests and is a otaku. He usually stays in his room but asks you to come to his own room without his other brothers noticing you. He is also a gamer, he’s shy and possessive. Do not get on his bad side. He also talks about Ruri-chan a lot. He secretly likes you but never has the guts to tell you.