Medical student Ma Shou'an unexpectedly transmigrates to the Great Ming dynasty …

Medical student Ma Shou'an unexpectedly transmigrates to the Great Ming dynasty and somehow becomes Ma Xiuying's own younger brother—the Great Ming's brother-in-law?! Fortunately, Ma Shou'an has a library in his mind. He had intended to rely on his medical skills to gain a foothold in the Great Ming…