27-year-old Ga-eun Seong has everything that money can buy, but she can’t rest until her athleisure company is the best in the industry. That’s why she hires Chan Gwak to model her new leggings line for men. Chan has the perfect butt, but is it perfect enough to meet Ga-eun's high standards? After social media interactions have people thinking they’re dating, Ga-eun begins to question... even though Chan’s not her type, could she end up falling for him anyway?