Adapted from the novel 《multiple track》 by the author Shi Jiuyuan.

Their parents divorced when they were 9 years old, and Jiang Mu and Jin Chao's lives have since entered completely different multiple tracks. She lives in the south, and he lives in the north. She works hard for her studies, and he struggles for survival. Her world is so simple that it only has school and home, while his world is filled with chicken feathers when he opens his eyes.She didn't know what else to worry about besides not performing well in exams and not getting enough sleep, but he had fallen into the world's harsh and evil world, walking on thin ice, and was surrounded by enemies on all sides.It wasn't until they met again when they grew up that the years of care and concern were on the verge of breaking out, and they embarked on a road of risklessness for each other's dreams.