back to 20 years old

We are just two parallel lines. How can parallel lines intersect? How can two people who do not intersect be together? ?When she was 20 years old, Zhang Shenyue, a third-year student at Hezhong University, experienced a relationship that shouldn't have started and she didn't want to end, but she insisted on occupying Shen Yue's heart.That she is her senior sister - Mu Haoran, the lead singer of the band 'Learning'...