After his near-fatal clash with Aina and Solte's companion, Renge, Itsuki finds himself with another dilemma on his hands. Yaschis is determined to punish Renge for her misguided actions, but in order to spare her, Itsuki has convinced his business partner to make a bet with him instead--one that requires earning 120 million noh in just seven days! While struggling to come up with the funds, an unexpected meeting with an old acquaintance gives Itsuki the money-making inspiration he needs. But will this new business scheme prove successful? Or will Itsuki's dream of a slow life end with him stuck working at a brothel himself?!