A robbery gang of semi-homeless kids is run by a ruthless manipulator. One of the kids has a caring single mother who enlists the Equalizer to look into things. When the gang boss shows his true colours anytime the possibility arises to advance in the world, the boys and The Equalizer bring him to justice.

When the son of a woman who was fathered by a Swiss diplomat is missing, she calls McCall. He then talks to the boy's father and learns that he's in bed with some criminals who use him to get their money into Swiss banks. It seems he stole from them and it appears they grabbed his son to get him to return it but he claims that he sent the money out of the country. So McCall tries to shake the men who have the boy.