Kichiku: Haha Shimai Choukyou Nikki  

鬼畜 〜母姉妹調教日記〜

A student in the field of pharmacology is feeling disillusioned with their life. despite not having any romantic success, they feel like nobody pays them any attention. as a result, they decide to use the knowledge they've gained from school to manipulate and harm their own family members through drug-induced rape until they beg for the student's attention.