She, Xia Huilan. Born into a wealthy family, she is a hothouse flower who is ignorant of the dangers of the world. She cannot be independent and will only passively follow the wishes of others. She is a girl with no independent opinion.
She, Ai Feihe. A poor little man who has no father or mother and only relies on his old grandma, spends his free time just to have two meals of food and clothing.
Two girls without dreams have been in the same class for three years but are strangers to each other. Fortunately, the God of fate did not ignore them. On a cold night, he tied the two confused girls who were at the intersection together with a very colorful thread.
A colorful line outlines a girl's friendship where joy and sadness coexist.
On the unfamiliar road to the future, how will the two girls struggle to grow up in this cruel society? Will the colored threads tied to their feet be cut off by a sharp blade called love?
Everything is unknown, just like their future.