Based on the New Evillious Album and the Deadly Sins of Evil series by Mothy/Akuno-P. Though Allen had successfully saved the souls of the people who passed away, the Seven Sinners are really hard to work with, so Sickle decided to have them living together in a box to see how they'll get along...However. T RATED FOR: Foul Language, Suggestive Themes, Novel Spoilers, and Madness

Personal Vocaloid headcanons.