Antonio Márez (Luke Ganalon) is a young boy growing up in New Mexico during World War II. When Ultima (Miriam Colon), a mysterious healer comes to live with his family, she introduces Antonio to the power of the spiritual world. A strong woman with a great understanding of life, Ultima encourages Antonio who begins to question his strict upbringing. Through a series of mysterious and at times terrifying events, Antonio must grapple with questions about the nature of divinity and his own destiny.