Mamoru Hitomi is a well-known HR consultant from "Off-White", while Shiori Sakyo is the President of apparel maker "Jet Black" and is known to be very strict on himself as well as others. "Jet Black" is known to be a company with a 100% turnover rate of new employees. Hearing the rumors about Mamoru, Shiori decides to invite Mamoru to "Jet Black" to turn the company around.