All previous Imperial Preceptors were born shortly after the prince's birth, but this time the Imperial Preceptor had to wait for seven years. The seven-year-old prince Yin Wenren was taken away by a mysterious organization and bewitched, causing him to lose his memory for seven years. The queen and emperor were distraught and kept searching, but there was no news. Finally, more than fifteen years later, the male protagonist reappeared. For more than ten years, Yin Wenren had been walking on thin ice, living on the edge of a knife. In addition to training in his daily life, his daily interactions were dead people who fell under his sword. No one could imagine what he had gone through. A living person, in the end, there was no trace of life in his body, and the hostility surrounded him, making people afraid to approach him.
Then one day, he met someone. In those more than ten years, he had witnessed the endless desire for power, the treacherous and evil deeds committed by the princes in the palace who attempted to usurp the throne, experienced countless hidden and insidious traps, and had a brush with death time and time again. His heart was unstable, as hard as stone, and unfeeling. Such an empty soul accidentally locked up a smart heart, and later refused to let her out again...