Marin Kitagawa and Wakana Gojo have been deepening a friendship through cosplay since the day when they accidentally met. They are discovering more and more characters that they want to cosplay, and costumes that they want to make. The world of Marin and Wakana is opening up through interacting with their classmates and meeting new cosplay friends.
And, Marin’s heart is fluttering for Wakana. Can Marin deepen her relationship with Wakana…!?

This is a coming-of-age romance story about Marin and Wakana set in Iwatsuki Ward, Saitama City, known as the “Town of Dolls” for its many workshops specializing in traditional Hina dolls, and in Ikebukuro, Toshima City, Tokyo, which is a sacred spot for cosplayers.