Before my 30th birthday, my beloved husband gave me a ticket to a luxury hotel. And that day, "3 pm", it was the peak of happiness. A group of three young men wearing suspicious masks came to the hotel room where they checked in with their husbands. In fact, the husband secretly owed Kanna a large sum of money and made a contract to put his beloved wife as collateral. 20 hours before check-out, a change in Kanna's throat, who had been raped by the young men, came.