Goryou Daisuke, undecided on a club to join, stumbles upon the Mysterious Research Club's trio of girls. In a hypnotic twist, he finds himself signing up as their newest member. Suzu's fascination with curses, Chiaki's reliance on brute strength for risky magic, and Kotone's hypnotic influence set the stage for Daisuke's amusing yet tumultuous role as their research subject.