Her Red Hot Plaything summary: Juyeon, who joined an adult products company to solve her unique sexual tastes that began in her younger days, personally uses adult products and leaves real (!) reviews. While continuing her company life, she receives an bold offer from her team leader and secret crush, Jungwoo, "Juyeon, do you want to be a model?" "Wh-What?! Even if I look like this I'm just an small A-cup!"