Before he travelled through time, he was in charge of a case involving the theft of cultural relics. He had some understanding of history and knew that Sun Fugua was demoted to the Ministry of Punishment in the fifth year of Zhenguan due to a wrongful conviction.,This meant that even after crossing over, he still needed to deduce things based on clues just like he did in his past life.,At that moment, his son suddenly surrendered himself and confessed that he was the murderer. His father had been wrongly accused.。