After a sleep deprived night, Tatsumi notices he has a strange mark on his hand, revealed to be Zebel Spell, a symbol of the contract between him and Baby Beel. Hildegarde and Alaindelon explain that a Demon Lord's parent is a vessel for his power, and the mark will grow the more opponents Tatsumi defeats. Wanting to get rid of the mark, Tatsumi decides to give up fighting in the hopes it will make the mark smaller. Meanwhile, another member of the TKKH, Tatsuya Himekawa, hires some thugs to kidnap Hildegarde and Takayuki in order to get Tatsumi's attention. Tatsumi ...