Everything is going great for Du La La. Now in her 30s, the insecurities of her younger years are behind her. She is happily married to Wang Wei and is the HR manager at work and about to face a promotion to become the HR director. But La La's complacent life is challenged when a new employee shows up in the form of Kathy, a beautiful woman in her 20s whose professional star shines brighter than La La's.