After a cutthroat state championship, Madison and her teammates are shocked when their coach, and Madison's Mom, have their bitter rival Lauren join their summer team for a momentous tournament.

The girls are reluctant to warm up to Lauren and greet her with a series of pranks; Madison is faced with a tough decision amidst her parent's divorce; Lauren struggles to balance her responsibilities at home with her love of lacrosse.

Madison becomes jealous of the bond forming between her mom and Lauren and tries to take her crush on Ethan to the next level; A famous athlete calls attention to the summer tournament as the girls take on Sacramento in the first game.

The girls face San Jose in game #2 and the Stanford rep who scouted Madison takes notice of Lauren's skill; the girls learn about Liv's secret girlfriend; Madison helps Lauren through a pregnancy scare when Lauren gets a surprise visitor.