A couple dating for three years meets P Rimi, a woman who previously worked at a brothel. Drawn to her sexy charm and gentle personality, Bara Mosu visited her repeatedly until they began their relationship. This is their first submission, but her application for "I'll Lend You the Key to the Costume Room" reflects her desire for new sexual experiences, as well as a slight hope for financial support. Their intertwined feelings continue to deepen their bond.