The Legend of Qin S01 E06 Episode 6

Yue Er is successfully rescued, and the truth regarding her father's death is revealed. Her father was really assassinated by Wei Zhuang and Wei Zhuang's female assistant changed the memory of Yue Er so she thought that Ge Nie was really the one who killed her father. In addition, a plot involving the assassination of the Qin Emperor is revealed to have taken place years ago, one that ultimately failed.