Ghost cards

Thief are everywhere, they are dangerous innocent people and must be stopped. A man named "As" a brillant detective bas a new mission too hard for one ans only detective. "As" needs a team of detectives, and for making the perfect team we need those three cards; The King, the Queen and the Valet. But maybe this isn't enough? Should we need an other card? This team must be special and having special assets. How "As" will find three detectives ready to go on this mission? He already knows who should be in this team. He just have to make them join and give up their innocent teenage lives. "As" is sure they are perfect, those three childrens are hidden in London, he will find them and he will succed to this mission.