If you've got a problem, Charlie Kingsley probably has a tea that’ll help make it right. Except when it comes to love. She does not do love potions. Not even for Courtney, her pregnant new client who showed up three weeks before Christmas seeking a love potion because her husband was cheating on her.

Lily and Ian have finally returned home with Connor, Sadie, and the newest addition to their family. Across the street, Walt and Danielle are settling into parenthood, and down the street Heather is no longer worried about a certain annoying ghost surprising her in the middle of the night. But the calm on Beach Drive doesn't last long. It isn't just the arrival of Lily's parents, or the surprise visit from Lily's sister, Laura, who has been in Europe. It's the woman who shows up on Lily's doorstep, young boy in hand named Christopher, looking for directions to Chris Johnson's house.

When Danielle Boatman inherits Marlow House, she dreams of turning it into a seaside bed and breakfast. Since she's never visited the property, Danielle's not sure what awaits her in Oregon. She certainly doesn't expect to find one of the house's previous owners still in residence. After all, the man has been dead for almost 90 years - shouldn't he have moved on by now? Charming Walt Marlow convinces Danielle the only way he can move on is if she solves the mystery of his death.

Emily Hildebrandt has run into a bit of a rough patch. She's lost her job, her fiancé and her apartment. Still, she never expected to be desperate enough to accept an invitation to live with her eccentric Aunt Tilde in Redemption, Wisconsin. But, beggars can't be choosers. Even if part of the deal is she has to pretend to work at her aunt's latest hair-brained scheme, The Redemption Detective Agency.

On the surface, Kit Caldwell has it all. A senior in college with her future ahead of her, lots of friends, lots of parties - not to mention also having the eye of Tommy, the star quarterback of the football team. But underneath, Kit's life is a charade, built on a foundation of secrets and lies, including one so dark it threatens to tear her world apart: her twin sister, Cat, was kidnapped when they were both seven, never to be heard from again. That is, until one dark Halloween night.