An autistic nonbinary eighteen-year-old moves to a new town and school with the support of their loving father and finds friends in an LGBTQ-plus club, but they all must come together to solve the decades-old murder of a teenage boy and confront the demons lurking in Sam's past.

"Mars has always been the lesser twin, the shadow to his sister Caroline's radiance. But when Caroline dies under horrific circumstances, Mars is propelled to learn all he can about his once-inseparable sister who'd grown tragically distant. Mars's genderfluidity means he's often excluded from the traditions--and expectations--of his politically-connected family. This includes attendance at the prestigious Aspen Conservancy Summer Academy where his...