The Anberyl Girls Academy, where a garden of young girls are growing to become beautiful women in both body and mind. At this school, a mysterious rumor surfaced. Somewhere hidden in the school is something called the "Holy Grail of Beauty," which is said to be able to grant any wish. Among the schoolgirls brimming with curiosity, the rumor continued spreading. The Holy Grail’s hiding place is said to be a cave there since ancient times. The cave, which is usually off-limits, is opened only on the anniversary of the school’s founding… and… Today, November 8, is the anniversary of the founding of Anberyl Girls Academy. And somehow or another, it seems that this year students have come along in search of the Holy Grail of Beauty. Her wish: to increase her chest size, which is smaller than the other girls’, in a big way… But will she really be able to find the Holy Grail and have her small wish granted?