The newly appointed female teacher Hitomi is hardworking but makes many mistakes, and is unsure whether she should continue as a teacher. A girl named Shino watches her from the shadows and is a lesbian in love with Hitomi. Shino finally confesses her feelings to Hitomi and they share a bittersweet kiss, but she is disappointed in Hitomi's efforts to maintain her sanity as a teacher and runs out of the classroom...
