A wealthy-family marriage arranged in the name of revenge exposes the bloody truth buried twenty years ago. Su Wanwan is forced to marry Gu Jingchen, the business world’s ruthless king. But as they test each other under the guise of cooperation, she discovers that the chip hidden beneath the scar on his collarbone holds the secret of her own heartbeat. When family conspiracies collide with a first love stained by blood, he lays his plans step by step, while she uses kisses to unravel every trap. From bargaining chip to deadly temptation, this marriage that began with lies is finally forged into true love amid gunshots at the Eiffel Tower in Paris. Holding their bloodstained wedding ring, he chuckles softly. “Mrs. Gu, you should have known by now: I’ve never been best at business. I’m best at going mad for you.”