Swimming lessons were in dire straits when she mistakenly brought the cosplay swimsuit made by Gojou-kun instead of the school-designated swimsuit. However, a moment ago all the "My Dress-Up Darling" NTR doujin authors, all the male teachers, and all the boys except Gojou-kun, were killed when an invisible person suddenly appeared and ripped out their spines. "Oh well, this is fine", Kitagawa-san said as she nonchalantly resumed the lesson with Gojou-kun and the girls.