Chinkari ~A Flea Market App Where You Can Buy Dicks~ Debt Repayment! Modern Black Market Auction Arc

Yusuke finds himself burdened with a massive five million yen debt thanks to his father. Desperate to pay it off, he and his partner, Mafuyu, attempt to sell her used underwear on a flea market app, only to have the listing promptly deleted. Left with few options, the couple decides to escalate their efforts by auctioning a live sex video of themselves on the same platform. Their daring plan is a massive financial success, with the bidding reaching their exact goal of five million yen. However, their victory is short-lived when they discover the shocking identity of the winning bidder: Yusuke's own father.