Twenty-four-year-old Mia Carter is a poor, unlucky worker who has to take four jobs a day just to make ends meet. One day, she falls asleep on a bus; when she opens her eyes again, she finds herself transported into a melodramatic school romance novel, where she becomes a 17-year-old high school student. To make matters worse, she is neither the female lead nor the malicious heiress; instead, she is the eighth-tier "cannon fodder" sidekick accompanying the villainous supporting character, Blair Whitmore. According to the plot of the original novel, she would follow Blair in bullying the impoverished female lead, Grace, only to eventually be retaliated against by the male lead, Julian, leading to a tragic end with no degree, no job, and no home. To survive, Mia decides to distance herself from all the main characters and quietly graduate. But the next second, Blair holds up a bank card in front of her and tells her to buy a milk tea. "There should be about three hundred dollars left in the account; the rest is yours." Mia immediately changes her mind. An eight-dollar milk tea for a net profit of over three hundred dollars? This isn't just being a foot soldier; this is clearly high-end private assistant service! From then on, Mia becomes the most loyal paid sidekick to the malicious heiress. She helps Blair pursue her crush, handles school troubles, and buys gifts; she even accidentally
