We have known each other for six years and will be even longer in the future. No one knows the future. It may coincide with the beautiful fantasy in Xia Qing's heart, or it may end with any kind of tragic ending in her fantasy, but they are still best friends who fight together. Sometimes being strong is also a kind of fragility, and being lonely and courageous can only be understood after the ambiguity of junior high school and high school.