Juniper Lemon’s Happiness Index

Sixty-five days after her older sister Camilla dies, sixteen-year-old Juniper Lemon finds a breakup letter Camilla wrote on the day of her death. The letter is addressed only to “You,” and Juniper sets out to identify its intended recipient. Her search also leads her to other notes and secrets that require her attention. As she follows the clues left behind, Juniper tries to understand the relationship Camilla kept private and deliver the letter her sister never sent.