Wakana and Shinju's secret plan was a success, which added to the success of their first group cosplay photoshoot. As Juju and Shinju look through the photos from the photoshoot, the sisters find out how they both feel. Meanwhile, Marin and Wakana are enjoying their summer vacation. They were preparing Marin's cosplay for a fighting game character named Veronica-tya, but then a problem arises...