To All the Boys I've Loved Before Novel by Jenny Han

To All the Boys I've Loved Before by Jenny Han is a young adult romance novel that follows Lara Jean Covey, a high school junior who writes secret love letters to all of her past crushes but never intends to send them. When the letters are accidentally mailed out, Lara Jean's life is turned upside down as she must deal with the fallout, including her complicated feelings for Peter Kavinsky, a popular boy who receives one of the letters. As their relationship evolves, Lara Jean learns about love, vulnerability, and self-discovery.