"Manchinro", a brothel land that has fallen into a slump due to management that was behind the times. President Hidaka, who wants to rebuild the company, proposes a management integration to the investment advisory company Osawa Fund. In return, Hidaka's No. 1 soapland, Maria, will be presented as Osawa's secretary. Osawa and the others are enraptured by Maria's superb soap technique. What is the fate of Awahime, who has turned into a vaginal cum shot secretary, and Manchinro? ?