Books like From the Mist by Saranne Dawson

A Portland grocery store is suffocated by an inexplicable mist that unleashes dark creatures, forcing its occupants to confront a religious zealot’s apocalyptic demands and the horror lurking beyond the aisles.

Eleanor Wilding returns to her ancestral Mississippi estate after five years away, hoping to heal a broken heart and confront the ghost of a love she once carried for her stepbrother.

After a brief but unforgettable encounter with Ken Holloway, Millie Blake never expected to see him again -- certainly not taking refuge inside her hall closet! Mistakenly suspected of a crime, Ken swore that it wasn't true, and Millie couldn't help but believe him. He'd slipped inside her house without warning and stormed her senses with eyes that smoldered just for her, and lips that murmured her name in the wild heat of passion. Millie blossomed in Ken's unyielding embrace, knowing for the first time the joy of being treasured by a man, but her worldly lover also yearned... for a woman who'd cherish him. As a child Ken had known the terrible pain of being unwanted, never belonging to anyone... and never believing he was worthy of love. Success and wealth were small comfort as he traveled the world in search of a place that was truly his, now that Millie had made a home for him in her loving arms, could he persuade her that his dreams had become hers, just as he had?

The huge old house on the California coast seemed to be constantly shrouded in fog, which added to the gloom that permeated the atmosphere and affected the senses of the people who lived there. The master of the house was the famed poet, Ford Hunt - who had not been seen by anyone but his nephew and his manservant since the death of his wife, five years ago. The old man kept to his attic apartment, communicating with no one below...but did he really live there? What was he hiding from...if indeed he were still alive? Enid Blair could not help asking herself that and many other questions when she came to Cliffcrest after a whirlwind courtship and marriage. Now she was Geoffrey's bride, and should have been happy in the household of so famous a man -- but Geoffrey seemed married to the service of his mysterious uncle...and to a secret so shocking that it was to threaten Enid's sanity...and life!

In San Francisco, Mist’s ordinary life is upended when a frost giant attacks her and she encounters an elf and her boyfriend’s true identity as Loki—the trickster god. As a Valkyrie, Mist must use her powers to thwart divine schemes and protect modern Earth.