Wren Sullivan, a fine arts graduate, was lured into the nail industry by her cousin Zara Zeller with the promise of "opening a shop together and splitting profits equally". Wren worked year-round without rest, handling all technical work including haute couture manicure, staff training, and shop maintenance, generating over one million yuan in annual revenue for the store. However, Zara only gave her 30,000 yuan in profit share and a monthly salary of 2,000 yuan, claiming "as a fine arts graduate, you would have no way to make a living without me". Completely disheartened, Wren quit her job and opened her own shop with the support of her boyfriend Hale Lowe. With solid craftsmanship and aesthetic sense, Wren quickly built a strong reputation — clients followed her for her exquisite haute couture manicure, and she ran her small shop successfully by training staff, implementing strict quality control, and rationally rejecting blind expansion. Zara, on the other hand, was exposed online and fined over 200,000 yuan for using 58-yuan low-price customer acquisition tactics followed by "sky-high hidden markup". She also repeatedly sabotaged Wren: hiring internet trolls to smear her, swapping gel nail polish to frame Wren for selling carcinogenic products, until Wren exposed her on the spot with surveillance footage, leading to Zara being imprisoned again for provoking trouble. Zara's parents became homeless after their property was sold at foreclosure auction, and her husband Zane Ward had already file