Riley, Maya, Lucas, and Farkle start their freshmen year and quickly learn their place as smaller fish in a much bigger lake.
The foursome continues to navigate the rigors of high school; some join sports teams while others choose academic clubs.
Riley's worried that her new classmates don't like the real her so she invents and online alter-ego named Jexica; Cory and Topanga face Auggie's internet usage.
Riley finds out the hard way that getting a bad grade in high school will count toward her permanent record.
Maya's art teacher implies that Maya's friendship with Riley could be affecting her artist's voice, thus kicking her identity crisis into full gear.
Maya and Riley travel upstate to help Maya find her true artistic voice, but they neglect to tell Cory and Topanga where they are going.
Maya wants to do something bad to balance out all the good she's done lately.
When Cory becomes the head of the Nature Club, the whole gang heads out on a trip to a familiar ski lodge.
With the group's ski trip winding down, it becomes clear that it's time for Lucas to choose between Riley and Maya.
Maya becomes concerned about Shawn and Katy's upcoming wedding.
Riley has trouble with her debate assignment when she must argue if people are naturally good or evil.
It's a state of emergency in the Matthews household when Riley's childhood teddy bear, Barry, is missing; Riley gathers a search party.
The students learn about their diverse heritage during Cultural Week.
Riley tries to make new friends in high school; the students learn a new lesson in health class.
Auggie narrates a scary Halloween story about what the world would be like if Maya and Riley had never met.
Riley is about to have a major showdown against her own mother, who feels that her teenage daughter is spiraling out of control.
Maya schemes to sabotage another actress so that her mom will get a role in an upcoming movie.
As Christmas approaches, Riley gets excited to celebrate her favorite holiday, but for Maya, the holidays only bring back unhappy memories from her childhood.
World Meets Girl will be an interactive episode, answering the questions of the audience. It is intended to be for the fans.
With Riley's 16th birthday approaching, the kids contemplate the future and how rapidly their relationships will change in a few short years.
Feeny, Turner, Shawn, Eric, Alan, Amy, Minkus, Harley and both Morgans stop by and help make a decision. Series Finale.