Demons At Dawn follows a retired hitman who is blackmailed into taking one last job. During his mission, he uncovers an elite Satanic cult that use human sacrifice to summon Demons.
Marina is a straight 'A' student living with her father, who is a professional hitman, and her mother who is suffering with a disability. Marina's life quickly turns into chaos when her father is killed on a mission leaving her to take over the family business and be the sole caregiver for her mother.
Having recently lost her twin sister to suicide, Helen Daniels is sent to a remote English cottage to rest and recuperate by her uncle. Upon arrival she meets a few of the locals who befriend her. She describes her difficult childhood growing up in New York and gradually, having won her trust, she is drawn into a world of witchcraft, paganism, and mythological beasts.