Gu Yizhi, who was originally the third prince, was exchanged and became the son of a farmer. When he was 14 years old, his biological parents came to take him home. In the palace, he met the current third prince Gu Qingyu. Gu Qingyu was one month younger than him. When Gu Qingyu was 7 years old, he had an accident, causing Gu Qingyu to become a fool. During the time they got together, their feelings changed and they finally expressed their feelings.
Idea: I had an idea while watching videos, but I'm not sure about the number of words in the introduction.