Rie Komatsuzaki has just transferred to the prestigious St. Yale Academy, a Catholic school for girls, and she's sad and confused. She had fallen in love with her home tutor then discovered that her stepmother was involved in an illicit relationship with him.
Now at her new school, she finds herself alone and without friends. On a whim, she enters the school chapel, where she encounters school idol Naomi and her classmate Midori making love. She's immediately taken aback -- “What are they doing? Girls aren't supposed to touch each other like that!” And yet, a strange warmth fills Rie, and her panties grow wet. Before she knows what's happening, she's the target of the two girls who seek to make her their plaything for sex. Several fascinating endings to explore!