Ari Logan is battling to win her war against depression and the dark night she hurt herself on purpose. It's not easy: her best friend is drifting away, her mom's emotionally checked out, and she spends her days playing caregiver to her handful of a half-sister, Danielle. But it's summer, and anything is possible... That's when Camden Armstrong steps onto the beach of Ari's local swimming lake. At first, Ari quietly longs for Camden from afar, seeing in him everything she wants to be. When the two discover a true connection the following summer, Ari lets herself fall not just for the quirky and self-assured Camden but also his friends, tumbling into their world of independence, adventure, and shared sci-fi fandom. As Ari's romantic dreams come true, she must unlock the mysteries of the very real and troubled boy behind her infatuation, while also struggling with her own demons, obligations, and loyalties.