Lara Jean is a fictional character from the young adult book series titled "To All the Boys I've Loved Before," written by Jenny Han. She is a high school student known for her romantic daydreams and her habit of writing secret love letters to her crushes, which she never intends to send. The series explores her journey through love, friendship, and self-discovery. The story follows Lara Jean as her letters are accidentally sent out, leading to unexpected romantic entanglements. Throughout the series, she navigates relationships with characters like Peter Kavinsky and her sisters, Margot and Kitty, highlighting themes of family and personal growth.