"Chairman, give me a big contract... a big dick." When her father's company, for which she was a guarantor, went bankrupt, her husband was left chasing a huge debt. His wife, Ichika, who worked as an insurance saleswoman, had to increase her income by taking on high-value contracts in order to repay the debt. However, it was hard to get new contracts. One day, she happened to meet Ozawa, the chairman of a large company, while visiting a place. Ozawa is a greedy man who tells Ichika that he will only sign a contract if she wears seductive lingerie and uses her body for him. Ichika decides to obey Ozawa for her husband's sake, but this turns into a physical contract from which there is no turning back...