When junior cupid Abby Angellini, fresh from Cupid Academy, heads to Sin City, she runs smack into her idol. Sabine Goddard is the one cupid who has a faultless record when it comes to slinging arrows and bringing people together. The stats for her own love life, however, aren't nearly as great.

It's been five years since Charlotte Donovan was ditched at the altar by her ex-fiancée, and she’s doing more than okay. Sure, her single mother never checks in, but she has her strings ensemble, the Rosalind Quartet, and her life in New York is a dream come true. As the holidays draw near, her ensemble mate Sloane persuades Charlotte and the rest of the quartet to spend Christmas with her family in Colorado. But when Charlotte arrives, she discovers that Sloane’s sister Adele also brought a friend home—and that friend is none other than her ex, Brighton.

Octavia Beaumont, one of the original three vampires, is determined to run the city. Red, an expert hunter, is hell-bent on getting revenge on the vampire that turned her sister. When deadly trials for the heir of the city begin, Red and Octavia are forced to work together. Octavia wants a crown. Red wants blood. But there's only one first place. To win, they're going to have to trust each other. But teamwork is not easy when their past is filled with betrayal… A betrayal Red can't remember. Someone is lying. Someone has a secret. Everyone has a hidden agenda.

Scarlett Grey, disgraced assassin, is determined to get revenge. Quinn Adams, medic turned-poisoner for hire, is her deadliest rival. For years, they've stolen each other's clients, sabotaged each other's business, and occasionally… slept together. When the Magician Queen offers an irresistible deal, Scarlett and Quinn are forced to work together. But this is not a simple job. With an impossible heist ahead, they're going to have to trust each other… And that's not easy when they both have secrets to hide. Harder still when those secrets will betray the ones they love.

Riley Beckett met Gianna Mäkinen-drop-dead gorgeous influencer, trilingual, daughter of world-famous models, yes, that Gianna Mäkinen-their first year at Boston University, and it changed everything for the both of them. After all, when you find the person who just gets you, nothing feels quite "the same" right?