Sergeant Nix Marr is a damn good soldier, but she's desperate to leave her haunted past in the bioluminescent ocean, buried alongside old friends...and old flames. Unfortunately, even the icy ocean can't extinguish some fires. When Kessandra, everyone's favorite princess—and Nix's loathed ex—requests Nix's help investigating a massacre in the abyssal city of Fall, Nix refuses. Vehemently. But Kessandra always gets what she wants.

Piranesi lives in the House. Perhaps he always has. In his notebooks, day after day, he makes a clear and careful record of its wonders: the labyrinth of halls, the thousands upon thousands of statues, the tides that thunder up staircases, the clouds that move in slow procession through the upper halls. On Tuesdays and Fridays Piranesi sees his friend, the Other. At other times he brings tributes of food to the Dead. But mostly, he is alone.

Parker Black has put her bad girl days behind her. Once the rebellious, womanizing middle child of the wealthiest family in Seattle, she's now the founder and CEO of a luxury lingerie label. But when an incident from her past resurfaces, everything she's built threatens to come crashing down. For up-and-coming public relations specialist Julia Conner, her job is her life. A former foster kid, she's spent years climbing the ladder. So when Parker contacts her to help her come back from a scandal, Julia is determined to prove she can handle a big-name client like Parker Black.

Eden Sands has been a star for twenty years, but it’s lonely at the top. Her mediocre marriage just ended, and her inner circle is smaller than ever. The stage is the only place she’s ever felt like she truly belonged, and yet, her last album flopped, and her upcoming tour hasn’t sold out. Eden’s desperate for her star to shine bright again, but when her team suggests a collaboration with an up-and-coming young star to give her a boost, she balks.

When Finlay Ashowan joins the staff of the King and Queen of Daxaria, he’s an enigma. No one knows where he comes from or how he came to be where he is, which suits Fin just fine. He’s satisfied simply serving as the royal cook, keeping nosy passersby out of his kitchen, and concocting some truly uncanny meals. But Fin’s secret identity doesn’t stay hidden for long. After all, it’s not every day a house witch and his kitten familiar, Kraken, take to meddling in imperial affairs.