Responses
a- are you talking about this one, perhaps..?
http://www.mangago.zone/read-manga/buchi_oka_yobi_gakka_kun_super_danganronpa_2_dj/
Its that one.. I read it once and just wanted to remember what it was ty ;p
no problem ~ ;p
From what I was remember it was like hypnotization involving teacher/student the student wanted to get some power or something and did "experiements" with the teacher.