A small Texas town when a beautiful popular teen, Kate, is abducted and, seemingly unrelated, a girl, Jeanette, goes from being a sweet, awkward outlier to the most popular girl in town and, by '95, the most despised person in America.
Ragnar was in a vulnerable place, physically and emotionally, at the end of last season, where do we find him when Season 4 begins? A large part of this season is about identity and people trying to find out who they are and what they are and what they should be doing.
Lucifer Morningstar has decided he's had enough of being the dutiful servant in Hell and decides to spend some time on Earth to better understand humanity. He settles in Los Angeles - the City of Angels.