In 1989, a breakthrough in "advanced parasitic research" on Cuttyhunk Island gave scientists a jump in human evolution. Initial tests proved promising, as subjects experienced heightened physical and mental strength and awareness. But - something in the experiment went horribly wrong, and the island mysteriously lost three quarters of its population.

As a new school year begins at Seisho Music Academy, nine third-year students in Class A of the Actor Training Department deepen their bonds as they approach graduation. They reminisce about their growth and face uncertain futures while preparing for classes. The story revolves around their determination to pursue their dreams and the challenges they encounter during the Giraffe's Revue, highlighting their growth and transition to the next chapter of their lives.

When a shy young man arrives on her doorstep, Alice Hartley grabs the chance to escape from her loveless marriage. She and Michael open a Growth Centre with a difference - offering sex, drugs and personalised water births.