As Kaguya missed to say goodbye with Shirogane, she decided to fly all the way to California! However Shirogane thought maybe she could stay for a while for the weekend. So how will be Kaguya's first international holiday trip with Shirogane?

Gojou and Marin have been enjoying their time and success in cosplay world as cosplay model and dressmaker. Now Marin is taking Gojou to a different turn. As a professional fashion dressmaker! How will it change Gojou's life? How will it impact to his dream career? How will their new adventure prevail?