Riley, Maya, Lucas, Farkle, Zay, and Smackle start their freshmen year and quickly learn their place as smaller fish in a much bigger lake. The gang continues to navigate the rigors of high school; some join sports teams while others choose academic clubs. Riley creates an online alter-ego, Jexica, when she doesn’t feel confident that her new high school classmates will like the real her. Cory and Topanga struggle with Auggie’s internet usage.