A hardworking and quiet girl works as an assistant to a manga artist. She stays late at work every night. One day, to help her teacher who is struggling with composition, they cuddle up together and take a picture of it. As they talk, their distance gradually closes. After drinking and feeling good, the woman seduces her teacher and has a secret creampie. A slow-burning, creampie story of two people developing a relationship under one roof.
