Four young girls of different personalities in their late 20s, who are about to usher in a new stage in their life, suddenly encountered great changes one after another. The senior white-collar worker who has been endeavoring for many years suddenly got fired by the company and fell into her new boss’s dangerous “love trap”. The celibate who was born in the wealthy family and claimed herself as a “love master” tried to lure a rich young man but failed and ended with a short-lived marriage. The conservative "white rabbit" female teacher was cheated right before her marriage and fell into the "love utopia" of a divorced handsome middle-aged man. The cold and rational doctor had an "incurable disease" and was treated by a romantic and good-looking young man. Then she started her new life. They are standing at the crossroads of their life and faced with difficulties and challenges, how should they complete their stunning reversal of their life? Being together, they live through their best youth and move forward hand in hand towards a better future.