Joyce is highly generous, amicable and a tremendously benevolent mother who would do almost anything to keep her sons, particularly Will, out of harm's way. After Will's disappearance, Joyce enlisted Chief Jim Hopper to find him as well as posted several missing person's posters with the help of her other son Jonathan. Even after Will's presumed dead body was found, she was still convinced that her son was alive and undertook extreme measures to contact with him