brief introduction:

Qin Lang was baffled. He realized he had been reduced to his original form, yet he hadn't expected to be transported back to his youthful self nine hundred years ago.,"You, you dare call me a quack You dare question me I am the most authoritative expert doctor at Southwest University Affiliated Hospital, a doctoral supervisor, I...",Qin Lang glanced at his uncle, even though Ren Shangwu didn't speak much, Qin Lang could see concern in his eyes. After all, his mother Ren Qing was his own sister, and this uncle still carried a familial affection.。

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