Yuri, who was abandoned by her parents who were in debt, is saved by Saejima, who was collecting loan shark debts. A few years later, the two meet again and form a bond, but Saejima is murdered by someone. Yuri takes over from him and starts a loan shark company for women, but she uses underhanded methods and sexual allure to extort money from them...

Chizuru, a former club hostess, is the female president of Rose Finance, a company that only loans money to women. When her boyfriend's company goes bankrupt, she must deal with yakuzas.

"Tulip Finance" is a women-only loan shark that lends money at a steep interest rate of Togo (50% in 10 days). Women who continue to pile up debts elsewhere, still unable to resist their desires and still want money, appear in front of Maki (Kyoko Maki) today, are entwined with her tricks, sold their bodies, and are forced into darkness. I am drawn into the world of She is a ruthless and talented woman who shows no mercy to them, but Maki herself also had a past where everything was stolen from her ordinary and happy world by the dark money...

Chizuru (Furukawa Iori) is the female president of Rose Finance, a consumer loan company exclusively for women that lends money at an exorbitant interest rate of 50% in 10 days. Since losing the only man she loved in her life, Saejima, for money, she has risen to the top of the underworld as the "Queen of Loan Sharks," but the debt imposed on her is nearing its end. However, Gondo, a leading figure in the underworld, has presented her with further challenges in order to keep her ruthlessness, genius business acumen, and overwhelming beauty in his hands. Offering her body is no big deal for her at the moment. But... At that time, Chizuru learns a shocking truth. Her beloved Saejima is still alive!! The "Queen of Loan Sharks"'s last and biggest gamble begins in order to get back the love she thought she lost...