4 series "rules of the Game Rules of the Game" is written by Ruth Fowler, and Maxine Peake has joined the crew. When Maya, the director of human resources, comes to Fly, she tries to change the company's coterie culture and investigate misconduct, but Maya is thwarted by manager Sam (Maxine Peake)'s prejudice against women. But when Sam returned to the office one day and found a body at the reception desk, Maya not only had to deal with the situation, but also had to find out the secret behind the murder.