iruma kun demon king

Iruma is the missing Demon King Derkila, but Sullivan sealed his demon power away in the Ring of Gluttony. the king 2 hearts kiss scene It could be Derkila's own volition, or Sullivan's decision (which explains why Sullivan chose to buy Iruma in the first place) Or Derkila was also a human who became a demon with the Ring of Solomon after reaching Rank Yot