Nok Hang soon realizes that his new client, Prince Harry, turns out to be Chi Kiu's little brother, who flees from the UK and travels back to Hong Kong himself. While Prince Harry is out to give out flyers, he bumps into a triad leader, Tai, who then becomes a client of Unlimited Slash Limited, commissioning them to find his long-lost son. Chi Kiu feels uneasy as he realizes that his dad keeps a huge secret from him.
