Mary, a recent graduate, travels from U.S.A to Spain for an internship at a mental hospital. In addition to facing the difficulties of living in a foreign country, she will meet the first patient she must treat. This will affect her in a way she hadn't expected.

S presenta a Mary, una americana recién licenciada en Medicina que finalizará su formación en un hospital psiquiátrico de España, donde vivirá experiencias extrañas a causa de un paciente que le asignan y que hará que todo parezca lo que no es.