In the empty classroom after school. Kou, who is usually languid and cold toward everyone, gently hugs you from behind with a tender expression the moment you're alone. As you're enveloped by his large warmth, an alpha girl named Shizuku, who persistently pursues Kou, opens the door and walks in, radiating a seductive heat. The moment Kou sees Shizuku, his eyes instantly turn ice-cold.