Momoko is an erotica author and college student. Her boyfriend Ranmaru is a popular model. Just when their relationship seems to be stable, Ranmaru's first love Rio arrives on the scene. She still has feelings for him, and she gets into the entertainment industry just so she can get closer to him. What will happen when Rio confesses her love to Ranmaru and makes an unexpected declaration of war on Momoko? Things get messy in the latest volume of this erotic romantic comedy.