The Sign-In System Became Popular in the 1970S

Sign-in system + imaginary era + 1970s + cool writing + educated youth sent to the countryside + career-oriented heroine + not the Virgin + the late appearance of CP Xu Nian traveled back to the 1970s and was bound to the sign-in system. He planned to get into the best university and make a name for himself, but he didn't expect that he would become the master of the Miracle Medical Valley after passing the college entrance examination. Forget about being the master of the Divine Medical Valley, he still had to rack his brains to promote the Divine Medical Valley... "Sign in successfully! Congratulations to the host for obtaining the skill of [Knowing People with Intelligent Eyes]!"... "Signing in successfully! Congratulations to the host for obtaining the skill [Sow melons, reap melons, sow beans, reap beans]!..." "Sign in successfully"