In 1961, in the canteen of the Hongxing Steel Plant, a series of scenes unfolded, a microcosm of the era: a courtyard house? He Yuzhu, a time traveler... What is this? A bird? Let the curtain rise! Main characters: He Yuzhu, Qin Huairu

He travels back to the 1960s and becomes He Yushui's twin brother, He Yudong. He starts by graduating from police academy and on his first day of work, he obtains the Super Police God System, which rewards him as long as he catches criminals.

"Ding, congratulations to the host for successfully capturing the criminal. You have gained 130 law enforcement points, 10 jin of grain coupons, and 130 yuan in cash."

"Ding, congratulations to the host for successfully capturing the criminal. You have gained 500 law enforcement points, 10 jin of meat coupons, and 500 yuan in cash."

In order to change He Yuzhu's fate, He Yudong arrested Bang Geng, who had stolen things, and sent him to a juvenile detention center.

"Ding! Congratulations, host, you have successfully apprehended a special criminal..."