Shimomi's husband is an aspiring painter, teaching art to children while striving to win an upcoming competition. One day, gallery owner Oshima visits their studio and asks if they can find a nude model for a wealthy art enthusiast. Oshima is desperate to fulfill this request to secure future opportunities. A friend of Shimomi's agrees to take the job, but suddenly cancels at the last minute due to illness. With the wealthy patrons growing impatient, Oshima pleads with Shimomi to step in as the model...