Cady Heron is a hit with The Plastics, the A-list girl clique at her new school, until she makes the mistake of falling for Aaron Samuels, the ex-boyfriend of alpha Plastic Regina George.
Senior year of high school takes center stage as Lara Jean returns from a family trip to Korea and considers her college plans — with and without Peter.
Shy, straight-A student Ellie is hired by sweet but inarticulate jock Paul, who needs help wooing the most popular girl in school. But their new and unlikely friendship gets tricky when Ellie discovers she has feelings for the same girl.
Thirteen-year-old Kayla endures the tidal wave of contemporary suburban adolescence as she makes her way through the last week of middle school — the end of her thus far disastrous eighth grade year — before she begins high school.
Lady Bird McPherson, a strong willed, deeply opinionated, artistic 17 year old comes of age in Sacramento. Her relationship with her mother and her upbringing are questioned and tested as she plans to head off to college.