Lara Jean and Peter are now a real couple, and she's experiencing new milestones in their relationship, including her first real kiss and Valentine's Day. As she navigates these emotions, she leans on her friends Kitty, Margot, Chris, and Stormy for support. However, her life becomes complicated when John Ambrose, another recipient of her love letter, reappears, forcing Lara Jean to confront her feelings and make a difficult choice: can she truly be in love with two boys at once?

To All the Boys: P.S. I Still Love You
A surprise arrival from Lara Jean's past threatens to disrupt her blossoming romance with Peter.