Yasui is headed by a detective agency Kiryuine in the Syndzyuk district Noma in Tokyo. Without customers and without money, this is a constant struggle to live and pay rent. Over the past seven years, an assistant and partner Yasui Esiyuki was ready to survive all the good and bad times with him, even considering the playful successes of Yasui, who are approaching sexual harassment, but life has a way to change the situation. In the face of an ultimatum of his family, Esiyuki should choose between the future without a penny with Yasui and a more traditional way of life. Can Yasui convince Esiyuki to stay with him? Even if Yasui admits in a true reason why he brought Esiyuki into a detective business, this will be enough to change the opinion of his partner?