If Mai Sakurajima and Nodoka Toyohama had swapped bodies because Nodoka wanted to gain the recognition and praise others gave her sister, then why had Utaha Kasumigaoka and Yukino Yukinoshita swapped?
It was only after studying the matter for a while that Sogo Doma came up with a guess—contagion!
Because Utaha Kasumigaoka had been overly concerned about Mai Sakurajima, while Mai Sakurajima had been concerned about Utako Kasumi appearing around Sogo Doma, the combination of those emotions had allowed the Puberty Syndrome affecting Mai Sakurajima to spread. Apparently, as far as the syndrome was concerned, Mai Sakurajima and Utaha Kasumigaoka's emotions were equally suitable for it?
Unfortunately, Mai Sakurajima had already been paired with Nodoka Toyohama, but then Yukino Yukinoshita appeared...
Perhaps because Sogo Doma and Utaha Kasumigaoka had occasionally mocked her for being flat, the second daughter, who claimed not to care, had long been filled with resentment. So what if she was flat? It wasn't as though she ate their rice...
Well, she did!
And during the forest training camp, Shizuka Hiratsuka had also pretended to ignore her "concern." Yukino Yukinoshita: "..."
She would rather not have been concerned about at all! Why was even Shizuka Hiratsuka so shallow? Wasn't that Utaha just...
On top of that, the two of them had mentioned Mai Sakurajima at the time, which caught the attention of the syndrome that had spread over with her resentment. Thus, Yukino Yukinoshita got hit even while lying down!
Of course, Sogo Doma definitely did not tell them that. Instead, he said with a strange expression, "Maybe you mentioned Mai at the time, which caused this syndrome to spread over. If we solve Mai and the others' problem, perhaps yours will be resolved as well..."
"It can spread?" Yukino Yukinoshita had been completely dumbfounded.
"Well, it