Chiku is a devastated and dangerous town with 5 gangs fighting fiercely. Mugen and the Amamiya Brothers clashed, leading to Mugen disbanding.

Set in the year 2020, Shiori Genbo (Ayame Gouriki) runs the large corporation Funtom. Shiori is also a descendant of prestigious noble family Phantomhive of England. As a descendant of…