On the wedding night of the Crown Princess Gu Qingyao, she suddenly encounters the cold-blooded killer Shi who assassinates the Crown Prince's husband, and the two unexpectedly exchange souls.In order to protect the prince's husband, Gu Qingyao battles wits with Killer Eleven. An assassination game officially begins, and a thrilling court intrigue is involved...The love in the heart is no match for the mountains and rivers in the palm of your hand, the joys and sorrows of sadomasochism, and the drama begins.