The passerby who doesn't have a word in the book

Xie Fanghan managed to get through the military training at Anda University, lying on the bed happily reading the novel he hadn’t finished before, looking forward to a good night’s sleep tomorrow, but who knows, when she closed and opened her eyes, she crossed over.It also happens to be in the book I read before going to bed, so I can wear it, but the character I am wearing is neither the protagonist nor the supporting role, and there is not even a single line in the whole story.It's just a passerby who the author mentions the number of people randomly.Xie Fanghan: "..." If she remembers correctly, not only did she not have a single line in the full text of the character she dressed up, but her home was ransacked because her family tried to kill her and overturned her car together... Search keywords: Protagonist: Xie Fanghan (Han), Yan Yutang┃ Supporting actors: Yan Yujia, Gu Jin