Belly measures her life in summers. Everything good, everything magical happens between the months of June and August. Winters are simply a time to count the weeks until the next summer, a place away from the beach house, away from Susannah, and most importantly, away from Jeremiah and Conrad. They are the boys that Belly has known since her very first summer—they have been her brother figures, her crushes, and everything in between. But one summer, one wonderful and terrible summer, the more everything changes, the more it all ends up just the way it should have been all along.

Nineteen-year-old Signa Farrow, orphaned as a baby, has been raised by a string of guardians, each more interested in her wealth than her well-being—and each has met an untimely end. Her last remaining relatives are the Hawthornes, an eccentric family living at the glittering and gloomy estate of Thorn Grove. Thorn Grove’s patriarch, Elijah, mourns his late wife, Lillian, through wild parties and drink, while eldest son Percy grapples for control of the family’s waning reputation and daughter Blythe suffers from the same mysterious illness that killed her mother.

Sixteen-year-old Lara Jean Song keeps her love letters in a hatbox her mother gave her. They aren’t love letters that anyone else wrote for her; these are ones she’s written. One for every boy she’s ever loved - five in all. When she writes, she pours out her heart and soul and says all the things she would never say in real life, because her letters are for her eyes only. Until the day her secret letters are mailed, and suddenly, Lara Jean’s love life goes from imaginary to out of control.

She's about to make a deal with the college bad boy.... Hannah Wells has finally found someone who turns her on. But while she might be confident in every other area of her life, she's carting around a full set of baggage when it comes to sex and seduction. If she wants to get her crush's attention, she'll have to step out of her comfort zone and make him take notice, even if it means tutoring the annoying, childish, cocky captain of the hockey team in exchange for a pretend date.

Lara Jean didn't expect to really fall for Peter. She and Peter were just pretending. Except suddenly they weren't. Now Lara Jean is more confused than ever. When another boy from her past returns to her life, Lara Jean's feelings for him return too. Can a girl be in love with two boys at once? In this charming and heartfelt sequel to the New York Times best seller To All the Boys I've Loved Before, we see first love through the eyes of the unforgettable Lara Jean. Love is never easy, but maybe that's part of what makes it so amazing.