Danny Breslin (Bobby Jordan), one of the East End Kids, is an amateur boxer who is anxious to participate in the upcoming Gold Gloves tournament. When advised from a small-time crook costs Danny his spot in the tournament, fellow East End Kid Muggs (Leo Gorcey) steps in to take his place. In spite of the interference of the local crooks and the rumor that Muggs' fight is fixed, our heroes strive to win the tournament and take down the criminal influence in their neighborhood.