 Mike has to meet two brewers for an important deal, so he sends Slag to pick up his daughter Caroline (Dorothy Patrick), returning by ship from Europe.Despite his estrangement from Johnny Burden (Cameron Mitchell), his boxing protege who joined the Salvation Army after putting one opponent in a wheelchair, Slag tells the young man that Mike sent Caroline away to try to break up her relationship with Johnny.At Ellis Island, an acquaintance offers to pay Slag to round up 50 new immigrants to work for him.