The connection between the seasons of American Horror Story is quite complex. It often involves common motifs like horror tropes, psychological thrills, and social commentary. Some characters make cameos or have similar traits across seasons, and there might be references or callbacks to previous storylines.
American Horror Story seasons are linked by a web of underlying concepts and narrative threads. Themes of fear, morality, and the macabre run throughout. Also, certain actors reprise their roles in different contexts, creating a sense of continuity and familiarity.