Green Peaceグリーン・ピース; Green Piece

From Blissful Sin: Kosakabe Chihiro is enrolled as a first year in an agricultural high school. In this all boy’s school, Kosakabe treats his admirer, Kawana Ginji, like a slave. One day, Kawana suddenly steals Kosakabe’s first kiss! From then on, Kosakabe decides to skip morning duties. With a pale face, Kawana throws him into the storage room and then…! The real Kawana is actually…?