One day, a suspicious store called "d Anime Store" appears across the street from the store. Kautz puts on the "nude glasses" he bought there and looks at Lilietta...? Traveling adventurers. Welcome to the adult armor store.

The armor shop has suddenly lost customers. However, when they take a look at the "d Anime Store" across the street, they find that it is thriving. The armor shop members, including the Demon King, try to infiltrate the mysterious shop...! Traveling adventurers. Welcome to the Adult Armor Shop.

A mysterious beautiful girl named D. Emina suddenly appears. Her idol activities end up taking away all the customers. An eye for an eye, sexy equipment for sexy equipment, idol for idol! To save the store that is on the verge of bankruptcy, Lilietta, Flarearica, and the Demon King challenge Emina to an idol showdown...! Traveling adventurers. Welcome to the Adult Armor Shop.