In order to learn more about Sensei's movements, Mikado and Hiyakawa make a plan to astral project into his house with the help of Mukae, Erika, and Sakaki. But they discover that Sensei's house was built on the site where the Palm of the Hand Research Society used to stand. Mikado recommends that they call off their plan out of concern for Hiyakawa, but Hiyakawa calmly replies "I won't remember. I never forgot."
so I sort of had to shove 
a giant antenna in him.
فكان عليّ إدخال هوائيّ كبير
به نوعاً ما
aber es ist, als würde man zwanghaft
eine große Antenne aufstellen.
J’ai dû lui planter une antenne,
en résumé.
Diciamo che gli ho installato una sorta
 di antennone, anche se lui non voleva.
então meio que coloquei uma antena gigante nele.
Пришлось засунуть что-то вроде антенны.