Ep 1. Girl Meets High School Part 1

Riley, Maya, Lucas, and Farkle start their first day of high school and quickly realize that it's not as easy as they thought it would be. They are faced with new challenges and tougher classes, including a particularly tough history teacher, Mr. Norton. Meanwhile, Auggie starts middle school and struggles to fit in with his new classmates, but finds solace in his friendship with Ava.

As the group navigates their new environment, they also have to deal with personal struggles. Riley realizes that her position as Cory's daughter comes with certain expectations, and she struggles to live up to them. Maya must deal with the aftermath of her dad coming back into her life, while also wrestling with her feelings for Lucas. Lucas, on the other hand, is trying to figure out his own feelings and what kind of person he wants to be.

The gang also meets some new faces, including Missy, a popular girl who takes an interest in Riley, and Zay, a new student from Texas who quickly becomes friends with the group. However, not everyone is happy to see them. A mysterious figure known as "The Ghost of High School Past" begins to torment them, leaving creepy messages and causing chaos throughout the school.

As the episode comes to a close, the gang realizes that high school is going to be much different than middle school, and they'll have to work together to navigate this new world. They also realize that they're going to need to mature and take responsibility for their actions if they want to succeed and make it through the school year. The episode sets the stage for the rest of the season, promising new challenges, new relationships, and big changes for our favorite characters.