"Do you want to live at the bottom while working like a dog? Or come under me to pay off your debt?" Suyeong, a former boxer who retired due to a leg injury, was held up by Taesung, a private moneylender, to pay off his father's debt which he didn't even know about. But Taesung seems interested in Suyeong's tenacious figure... Will Taesung's offer be a new bridge for Suyeong? Or another hell?