 Unemployed and living in a drab apartment in Chinatown, Manhattan, Max Cohen is a number theorist who believes everything in nature can be understood through numbers.Max suffers from cluster headaches, extreme paranoia, hallucinations, and social anxiety disorder.His only social interactions are with Jenna, a young girl fascinated with his ability to perform complex calculations; Devi, a young woman living next door; and Sol Robeson, his mathematics mentor, now an invalid.