Prior to the events of the story, Beelzebub worked as a public employee for one thousand five hundred years, before eventually being promoted to the Minister of Agriculture by Provat Pecora Allières.Beelzebub is first mentioned by Halkara who tells Azusa that she's pursued from her home village by Beelzebub. The Devil's intentions are to exact vengeance on Halkara after being poisoned by her Nutri-Spirits. However, this is revealed to be a misunderstanding as, after being neutralised by Azusa'