A Sense of the Infinite

But most especially, she isn't prepared to lose Noe.

For years, Noe has anchored Annabeth and set their joint path. Now Noe is drifting in another direction, making new plans and dreams that don't involve Annabeth. Without Noe's constant companionship, Annabeth's world begins to crumble. But as a chain of events pulls Annabeth further and further away from Noe, she finds herself closer and closer to discovering who she's really meant to be—with her best friend or without.