An island in Japan is the site for the dumped and the refuse. Nanakusa and Yu who were childhood and school friends meet on this island that is called Kaiden, a scary name that only refers to things not normal or earthly. The reunited friends strike a bargain and are soon involved in cases most would not dare be involved in or become entangled in.
横浜流星
as Nanakusa
飯豊まりえ
as Manabe Yu
黒羽麻璃央
as Nado
松本妃代
as Mizutani
矢作穂香
as Hori
松岡広大
as Sasaoka
片山萌美
as Tokito
君沢ユウキ
as Nonaka
岩井拳士朗
as Haru
中村里帆
as Toyokawa
