The Sales King: the Road to Introvert Personality

The general manager of a company in City S was arrested for committing a crime, and the old employees took the customers away to start a business. In order to save the company, the boss sent an introverted, retarded, and quiet person to be the general manager. Is introversion really that bad? Doesn't it mean that you can't speak if you don't like to talk? Can't you be a sales leader if you are introverted and don't like to talk? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.