Anata O Ajiwaitaiあなたを味わいたい; Anata wo Aji wa Itai; Anata wo Ajiwaitai; I Want to Taste You

From Midnight Scans: Mai is working part-time as a home tutor. Ritsu, her student's high school brother, tells her "Teach me too" and they learn using their bodies. Mai is completely addicted... First-rate pleasure is bittersweet. The end of that is...?!