This is the first single Sadie have released since their revival. The Deluxe Edition comes with a CD (three songs) and an M card (with a group photo design exclusive to the Deluxe Edition), plus a set of five trading cards carrying individual photos of the members. The M card contains the "Aku no Hana" music video, "Aku no Hana" behind the scenes footage, and an Exclusive Digital Visual Book (16 pages). *Important Notes for M card: No refund is possible after this product is sent. The record company designed and optimize this product for the market within Japan. They do not guarantee that it works outside of Japan.