Foolish Girls Are Blessed with Everything Going Well

A private detective started knocking on Xin Mi, a wealthy family, but died as soon as he was caught. When he returned to the human world and opened his eyes, he was thrown into a mass grave. His body was still stupid and ignorant after traveling through time. Damn, this is too unlucky, right? Good thing she has a secret palace! Knows everything about everything from ancient to modern times, and can analyze and extract the most useful information at the moment. So cool! See how she beats the weirdo, takes back family power, gains handsome men, and makes a fortune! But how did her sick brother, who cared for her meticulously every day, suddenly transform into a descendant of the royal family, with a noble status? Hey! This man belongs to my mother. I have to find a way to get him back and start a business with this know-it-all! As for the handsome man with the big tail in the backyard... Mr., Listen to my quibbles, this is really a misunderstanding!