Condie, Allyson Braithwaite

Cassia, Ky, and Xander continue to resist the Society with Cassia working as a sorter in Central and looking for clues to the start of the rebellion, Ky in the outer provinces awaiting orders and flying planes, and Xander working as a medical officer and witnessing the start of a plague that was engineered by the Rising.

Rio has always dreamed of leaving the underwater city of Atlantia for life Above; however, when her twin sister, Bay, goes in her place, Rio is left stranded below. With nothing left to lose, Rio begins asking questions about her mother's death, and what she learns leads her to unleash her long-hidden siren voice in order to save Atlantia from destruction, and fulfill her destiny.

"Following the sudden deaths of her father and autistic younger brother, Cedar Lee spends the summer working at a Shakespearean theater festival, making a new friend, and coming to terms with her grief"--Provided by publisher.

"Rio has always dreamed of leaving the underwater city of Atlantia for life in the Above; however, when her twin sister, Bay, makes an unexpected decision, Rio is left stranded below where she must find a way to unlock the secrets of the siren voice she has long hidden and save Atlantia from destruction"--Provided by publisher.

Cassia, having arrived in the Outer Provinces in search of Ky, learns he has escaped from the Society and follows a series of clues he left, which result in rebellion, betrayal, and a surprise visit from Xander.

Cassia has always had complete trust in the Society to make decisions for her, but when she is being paired with her ideal mate, a second face flashes on the screen, and Cassia begins to doubt the Society's infallibility as she tries to decide which man she truly loves.

Cassia has always had complete trust in the Society to make decisions for her, but when she is being paired with her ideal mate, a second face flashes on the screen, and Cassia begins to doubt the Society's infallibility as she tries to decide which man she truly loves.

Cassia, Ky, and Xander return to the Society to save the one thing they have been denied for so long, the power to choose.

Cassia, having arrived in the Outer Provinces in search of Ky, learns he has escaped from the Society and follows a series of clues he left, which result in rebellion, betrayal, and a surprise visit from Xander.

Cassia, having arrived in the Provincias Exteriores in search of Ky, learns he has escaped from the Sociedad and follows a series of clues he left, which result in rebellion, betrayal, and a surprise visit from Xander.