Izzy Daniels (Corbin Bleu), the teenage son of a Brooklyn gym owner, is known around the neighborhood as a promising young boxer. His neighbor Mary (Keke Palmer) is the determined leader of the Joy Jumpers, a four-girl double Dutch team trying to make its mark in the tournament world. When one of the Joy Jumpers defects to a rival crew, the team begs Izzy to take her place at the upcoming citywide finals. As surprised as anyone to discover he has a penchant for double Dutch, Izzy is terrified of being ridiculed by his peers and destroying his father's hopes of raising a boxing champion. Izzy must choose between following his heart and letting others determine his destiny.