Their Fractured Light by Meagan Spooner and Amie Kaufman

I ain't going to no secondary location
Gideon is sassy, and I love him. Cute lil nerd
Hey look, it's a crossover, except it's not because they're in the same series.
....Yeah can't say I didn't see that coming....
Also, when the climax happens at the middle of the book, and you stressed. 
These cuties. I love these cuties.
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