A 53-year-old Caucasian male presented with symptoms of psychosis including delusions of people outside trying to harm him and poisoning his food on TV. He reported insomnia, paranoia, and hearing voices for weeks. His medical history included diabetes. A differential diagnosis of schizophrenia, schizoaffective disorder, and delusional of persecution was considered. The patient was started on antipsychotic medication and referred for supportive therapy and monitoring of his symptoms and medication side effects.