The two also seek out Achilles who they believe may be the key to winning the war.

Book 2, Mortal Gods, Athena and Cassandra have formed an alliance and hope to battle Ares and his army of other dying Gods, which includes Aphrodite who killed the love of Cassandra's life. Looking for help, Athena and Hermes seek out a mortal girl named Cassandra who was once a powerful oracle, hoping to unlock her past memories that could help them.

A few of the old Gods have gone mad in their death throes and are hunting other former immortals in order to absorb some of their life force and prolong their existence. The first book, Antigoddess, focuses on the Greek goddess Athena and several other ancient immortals, all of whom are slowly dying in a variety of ways. The Goddess Wars is a series comprising three main books and two novellas. In the first book, Anna eventually sacrifices herself to save Cas' life, while the second book focuses on Cas' journey to get her back and allow her to find a peaceful afterlife. Despite his life-long commitment to destroying spirits like Anna, Cas feels compelled to learn more about the real girl behind the spirit, and while working to solve her murder develops feelings for the ghost. Cas and his mother travel the world searching for spirits needing to be sent to the afterlife, and his latest assignment is Anna Dressed in Blood, a ghost with a reputation for ripping apart young men who venture into her home. The books follow Cas Lowood, a teenage ghost hunter whose father was killed by ghosts. The Anna Duology is a two book series comprising the books Anna Dressed in Blood and Girl of Nightmares.

This series will is set in the same universe as the TV show Buffy the Vampire Slayer. In April 2021, Publishers Weekly announced Disney-Hyperion had obtained the rights to a new trilogy series by Blake, to be entitled In Every Generation. A stand-alone horror novel titled All These Bodies was released in 2021. This was confirmed by a small piece in Publishers Weekly online on November 11. In November 2019 Blake announced via an Instagram post that Harper Teen would also be publishing her next three books. Her Anna Dressed in Blood duology and Goddess Wars trilogy were originally published in English by Tor Teen, while the Three Dark Crowns series was published by Harper Teen. Several of her works have been listed on the New York Times' Best Seller's List. Her books stretch over a variety of genres, including horror, fantasy and contemporary fiction. It was at the latter where she received her Master of Arts Degree in Creative Writing. She is an alumna of both Ithaca College (in New York) and Middlesex University in London. Originally from Seoul, South Korea, Kendare Blake was raised in Cambridge, Minnesota by adoptive parents. Her works include Anna Dressed in Blood, Antigoddess and Three Dark Crowns. Kendare Blake is a contemporary author of young adult novels.

Three dark crowns series reading order