The protagonist Chen Yang died suddenly due to overwork as a psychologist and case analyst in modern times. He traveled back to early 1966 and possessed the body of a young man of the same name who starved to death on the earthen bed in a courtyard. After receiving the original memory, the doubts about the "accidental" death of his parents, the overwhelming hatred of being isolated from the whole hospital, and the robbery of his family property came to his mind. Relying on his professional knowledge and original memory, he instantly analyzed that this was a conspiracy network carefully woven by Yi Zhonghai, Director Wang of the Street Office, the deaf old lady and others.
The sixth one is the safest