「大口契約をとる為、小沢会長に身体を捧げた…。」連帯保証人となっていた友人が失踪し夫が多額の借金を負う事になった。保険の外交員として働く妻の美緒も返済の為、大口の契約を取り収入を増やさなければいけなかった。しかし、契約は思うように得られない。そんな時、たまたま訪問先で大企業の会長・小沢と出会う。小沢は美緒の純白な肉体に目をつけ、欲望を満たす事ができれば好きなだけ契約すると提案した。夫の為にそらは覚悟を決め小沢が好む艶やかで高級な下着を纏い、再び営業に出向く。それが後戻りのできない肉体契約になるとも思わず…。

"To secure a big contract, I offered my body to Chairman Ozawa…" A friend who had acted as a co-signer on a loan disappeared, leaving her husband with a huge debt. Mio, working as an insurance salesperson, also needed to increase her income by securing large contracts to repay the debt. However, contracts weren't coming in as easily as she'd hoped. Then, by chance, she met Chairman Ozawa of a large corporation during a visit. Ozawa took notice of Mio's pure white body and offered to sign as many contracts as she wanted if she could satisfy his desires. For her husband's sake, Sora made up her mind, donned the glamorous, high-class lingerie Ozawa favored, and went out on sales calls again. Little did she know that it would turn into a physical contract from which there was no turning back…