Bay Kennish is a teenager who grew up in a wealthy family with two parents and a brother. Fellow teen Daphne Vasquez, who lost her hearing at an early age, was raised by a single mother in a working-class neighborhood. One day in her high-school chemistry class, Bay discovers that her blood type doesn't match either of her parents'. Official tests confirm that Bay is not her parents' birth child. When the Kennish family meets Daphne and her mom, Regina, they realize that the girls were switched at birth. The news prompts the Kennishes to allow Regina -- who is experiencing financial difficulties -- Daphne and Daphne's grandmother to live in their guest house. The two polar-opposite families struggle to learn how to live together for the sake of the girls, who try to keep their footing in both the world they know and the new one into which they are thrown.
Stef, a dedicated police officer, is in a relationship with Lena. The two have built a close-knit family with Stef's biological son, Brandon, and adopted twins, Mariana and Jesus. When Lena meets Callie -- hardened from being in and out of foster homes -- the couple welcome her into their home, thinking it is temporary. Callie's blunt commentary about the atypical family hits a nerve with the twins, who struggle with their own identities. Then the girl discovers a secret that could land Mariana in trouble. Brandon helps Callie navigate the social scene at high school, but she skips school to meet up with an old friend. Her behavior makes Stef and Lena second-guess their decision to help her.
Think of this drama series as a kinder, gentler "Revenge of the Nerds." It centers around a college freshman, Rusty, who's determined to shed his high-school geekiness and become a frat boy. Unfortunately, his older sister, Casey, is a sorority queen who isn't thrilled about having her kid brother in her Greek system. Rusty's roommate and fellow nerd, Dale, wants nothing to do with the fraternity scene but wouldn't mind getting to know Casey better. Casey's BFF is Ashleigh, who has good looks, a sunny disposition and terrible taste in men.
Emily Kmetko's dreams of becoming an Olympic gymnast inch closer to reality when she receives a scholarship to The Rock training center in Colorado. But her natural abilities and lower economic status don't immediately make her any friends among the center's elite, who include top gymnast Payson Keeler, beautiful Kaylie Cruz, resident hottie Carter Anderson and ultracompetitive Lauren Tanner, who would like nothing more than to see Emily head back to where she came from. Amidst the backstabbing and bonding, they're teammates in name only, all in pursuit of what every gymnast competes for: a perfect routine.
When charismatic Danny Desai returns to his hometown after spending five years in juvenile detention, he sees that things are no longer as he remembered them. His mother's socialite status has plummeted due to his incarceration, and his childhood friends Jo and Lacey have grown apart and are at opposite ends of the social spectrum. Lacey is popular and dating the captain of the soccer team, while Jo struggles to put the trauma of the past behind her. Jo wants to give Danny a second chance, but when she asks for answers about the motive behind his crime, he won't -- or can't -- reveal the information. When a fellow student is found dead in her home, the town spins into a frenzy of suspicion and mystery -- with Danny as prime suspect. Jo and Lacey must decide if their childhood friend is guilty or just a victim being persecuted for his twisted secrets.
As time has passed since Alison, then the queen bee of the bunch, went missing. Spencer, Aria, Hanna and Emily have gone on with their lives, though they've grown apart. As the years go by, each girl finds herself facing a new set of challenges when anonymous text messages from "A" threaten to expose all their secrets -- both old secrets the girls were sure only Alison knew, and newer secrets developed after Alison's disappearance. Who is "A" and how does he or she know the things he or she knows? Based on the series of novels by Sara Shepard.
Things are looking good for aspiring journalist April. Not only has the 20-something received an opportunity to impress her editor at the Boston newspaper where she works, but she also has a budding romance with attractive co-worker Dominic. Unfortunately that's when a big challenge starts. She is admitted to hospital and learns from her oncologist uncle that she has cancer. Thus begins April's journey to beat the disease while following her dreams for both her personal and professional lives.
After being ousted as Dillon High's football coach, Coach Eric Taylor must build a team from the ground up at East Dillon. Eric's wife, Tami, also is challenged in her role as principal at West Dillon, as the parents of students who were zoned out of the district blame her for their kids being thrust into a less-than-desirable situation at East Dillon. While dealing with issues at their respective jobs, Eric and Tami also face challenges in their family life with teenage daughter Julie.