Masateru helps out at the art class his father runs, with the goal of becoming an artist in the future. However, he spends his days feeling depressed because he has no talent for painting. One day, a female student, Kana, appears at the art class. Masateru is attracted to Kokoro, with her translucent skin and beauty like a painting. As if she could see through his Kokoro, Kana strips off her clothes and reveals her body as a drawing model. From that day on, he begins to be teased by Kana's beauty every day...