Quick Travel: the Strongest Strategy

Xiao Hongyu felt that she must be possessed by a demon. She always dreamed of a man called Chen Qingzhi. She dreamed that he was wearing armor and covered in blood, holding her and jumping into a cliff. Until she was really sad and had a car accident, and a cold voice asked her if she wanted to know who Chen Qingzhi was! Of course! She wanted to be a sensible person, so Xiao Hongyu traveled through time and space to save those crazy men and resentful women, and retrieve her own memory along the way... (This article is fictitious. I won't write about historical figures completely according to history. I have the final say in my novel, so please don't criticize the party based on your research!)