As Oliver Queen struggles to squelch the rising questions and leaks exposing a connection between the Green Arrow and Star City's mayor, his team comes face-to-face with a familiar Russian friend/enemy. Tension mounts as Diggle is forced to bring to light secrets that are incapacitating him, while Felicity and Curtis have an idea that may help the team going forward. Meanwhile, Oliver also struggles with issues at home, as fathering William is turning out to be a more complex job that it seemed.