In the end, Meng Wen didn't leave with Lin Yun because in the later part of the story, Meng Wen discovered that her feelings for Lin Yun weren't just friendship, but deeper feelings. She realized that she had an unusual feeling for Lin Yun, but Lin Yun already had a new girlfriend. The possibility of the two of them leaving together wasn't high. In addition, Meng Wen also experienced some unfortunate things at the end of the story, such as losing her family and friends. These things might also have affected her. Thus, Meng Wen didn't leave with Lin Yun for these reasons.