Seir's life down in Hell is something he prefers to keep out of the conversation. For this reason there is very little information on the matter. What I could tell you though is that his Hell is divided not only by levels but by sections too. There are 7 kings, one for each fatal sin, and each king rules a faction of Hell which is dedicated to the sin they represent. Seir is a direct descendant of the King of Envy, Beelzebub's bloodline. He was born a triplet, meaning he has 2 siblings, a br...