回头，是爱

A 17 year old finds out that his girlfriend is dying, so he sets out to give her an entire life, in the last year she has left.

Vivien, an accomplished student with a passion for physics, and Roy, a troubled young man, are involved in an accident that forces them to reclaim their lives one minute at the time.

Wang Tiemei, a single mother, loses her job and moves, befriending neighbor Xiaoye who appears cheerful but is depressed. Their bond grows as Tiemei navigates relationships with her ex-husband causing trouble.

A car accident and shifting affections test the bond between a married couple.