Cheng Siyi, the abandoned daughter of the Cheng family, was sent to a Taoist temple and grew up with the current prince Xie Rongjing.
After being sent back, he found out the truth behind his mother's death and reunited with the prince who was on a mission.
Break the deadlock, overcome difficulties together, and help the prince ascend the throne
Later, because he did not want to be restrained, he left Kyoto and lived a happy life.
Intention: Break through the constraints and pursue freedom