Kusakabe Yuki overhears some girls saying mean things about her. Gossip is not an uncommon problem among high school girls, but Yuki is particularly worried that it's happening because she's a demi. Tetsuo is sympathetic to thr concern and makes up his mind that, as her teacher, he must protect her. Hikari, a fellow demi, feels the same way.
Oh, the experiment.
.التّجربة
Oh, das Experiment.
Ah, el experimento…
Ah, el experimento…
Ah, les expériences !
Cavolo, l'esperimento...
Ah, o experimento.
Ах да, опыты.