In part 1, a new teacher seems to be almost too easy to enslave, scaring off the students. It turns out she has secrets to keep and her own agenda at the school. It takes the headmistress's personal involvement to resolve the mess.
In part 2, a group of students turn their eye towards the new Student Council President, tricking and forcing her to agree to do random sexual things for 6 months. Trapped between her commitment to the student body and her friends and classmate's manipulations, she has no choice but to play along.
(Source: MU)