In her desperation to earn money for her boyfriend's tuition, Azusa worked multiple part-time jobs while struggling not to make any mistakes due to exhaustion. However, she made too many errors and was eventually fired. When she pleaded with the store manager, he gave her an unfair ultimatum - to perform sexual services during late night shifts or face unemployment altogether. Reluctantly accepting his terms, Azusa found herself being trained by a perverted senior employee... Her young body was mercilessly taken advantage of as she tried to survive this humiliating situation.

愛する彼氏の学費を稼ぐ為いくつものバイトを掛け持ちして必死に働いていたあずは、疲労で度重なる業務ミスを犯してしまい解雇を言い渡されてしまう。しかしどうしても稼がなければならないと店長に懇願すると、深夜シフト中に性処理業務をこなすという条件を突きつけられる。泣く泣く理不尽な要求を受け入れたあずだったが、先輩店員の欲情をも焚きつけてしまい…執拗に若い肉体を調教されていくのであった。