Once upon a time, among the bloodred trees of Thirstwood, a young forest princess became friends with a lonely boy from underground. He gifted her an amber ring, a worthless trinket—or so he thought—because no sooner did he slide it onto her finger than the queen of the underground and the forest king declared war. Years later, Cassia is a crucial force in her father’s army, wielding her ring of light that can blind and disorient hundreds of demons at a time. Then battle-hardened Zeru abducts her, planning to steal the ring back to fix his costly childhood mistake.

Warin is one of a small team charting the demise of the last few inhabitants of Retti 4, a distant planet in the throes of an extinction-level virus. It’s not Warin’s job to intervene in natural evolution or to question the whims of a cruel universe. He is only to observe and report. Until Warin actually steps foot on Retti 4.

A new age of exploration and innovation has dawned, and the Empire of the Wolf stands to take its place as the foremost power in the known world. Glory and riches await. But dark days are coming. A mysterious plague has broken out in the pagan kingdoms to the north, while in the south, the Empire’s proxy war in the lands of the wolfmen is weeks away from total collapse. Worse still is the message brought to the Empress by two heretic monks, who claim to have lost contact with the spirits of the afterlife.

Beneath the still surface of a lake lurks a monster with needle sharp teeth. Hungry and ready to pounce. Jenny Greenteeth has never spoken to a human before, but when a witch is thrown into her lake, something makes Jenny decide she's worth saving. Temperance doesn't know why her village has suddenly turned against her, only that it has something to do with the malevolent new pastor. Though they have nothing in common, these two must band together on a magical quest to defeat the evil that threatens Jenny's lake and Temperance's family, as well as the very soul of Britain.

Emily Wilde has spent her life studying faeries. A renowned dryadologist, she has documented hundreds of species of Folk in her Encyclopaedia of Faeries. Now she is about to embark on her most dangerous academic project yet: studying the inner workings of a faerie realm—as its queen. Along with her former academic rival—now fiancé—the dashing and mercurial Wendell Bambleby, Emily is immediately thrust into the deadly intrigues of Faerie as the two of them seize the throne of Wendell’s long-lost kingdom, which Emily finds a beautiful nightmare filled with scholarly treasures.