In a San Francisco losing its soul to rapid gentrification, nonbinary newbie Cass barely scrapes by nannying for wealthy kids, waiting tables, and dealing just enough party drugs to cover rent on a small apartment. A one-night stand with coworker Kalli sparks something real, but when Kalli disappears — leaving her 11-year-old daughter, Ari, in Cass’ hands — the seams start to come undone.