Imogen Nel is in hiding. Hiding from a cruel kingdom that believes Sirens are monstrous, blood-hungry creatures. Hiding from a king and his captain who viciously hunt her kind. Hiding from her own alluring abilities. By keeping herself from the sea, Imogen’s bloodlust is dulled, and her black wings remain concealed beneath her skin. When a neighboring king comes to visit, Imogen can no longer hide. He knows precisely what she is, and he believes she can save their kingdoms from an even greater monster.

On the secluded continent of Edenvale, possessing magic is a death sentence. Those who have it are labeled Cursed, and by order of the king, they are Cleansed—a horrific event utilizing a hot, hungry pyre and an iron collar. Enemy to the king, a group known as the Cursed rebels defend their lands from his reach, creating an ongoing bloodthirsty war. When Sage's brother is conscripted for the war, she is forced to trade in her cozy, peaceful cottage life and join the Cursed rebels to get him back.

Only the worthy survive the Bonding Trials. She’ll risk her life—and her heart—to be one of them. Meryn Cooper has always hated the Bonded, elite warriors who form mental links with the massive, vicious direwolves they ride. While they live in luxury, Meryn struggles to keep her family out of poverty. When her little sister, Saela, is kidnapped—stolen across the border by the immortal monsters her country has spent centuries fighting—Meryn’s world falls apart.

When a trip into the forest to collect a rare mushroom goes horribly wrong, I find myself falling through a fairy portal and straight into the arms of the Unseelie Fae prince. The dangerously unhinged and handsome Unseelie Fae prince. What could be more horrible than that? He thinks I'm an assassin sent by the humans to kill him, not a biologist. Determined to kill me first and rid himself of the human he has unwillingly grown obsessed with, yet also needing to entertain his people, the villain challenges me to three deadly trials.

Elspeth Spindle needs more than luck to stay safe in the eerie, mist-locked kingdom of Blunder—she needs a monster. She calls him the Nightmare, an ancient, mercurial spirit trapped in her head. He protects her. He keeps her secrets. But nothing comes for free, especially magic. When Elspeth meets a mysterious highwayman on the forest road, her life takes a drastic turn. Thrust into a world of shadow and deception, she joins a dangerous quest to cure Blunder from the dark magic infecting it.