A Theory of Dreaming : Sequel to A Study in Drowning

Return to the immersive, lush, and dreamlike world of the instantly bestselling dark academia fantasy A Study in Drowningas the aftermath of their first discovery pulls Effy and Preston on a final adventure and brings their haunting love story to its end in this stunning sequel and final book in the duology.

All stories come to an end.

Effy learned that when she defeated the Fairy King. Even though she may never know exactly what happened at Hiraeth, she is free of her nightmares and is able to pen a thesis with Preston on the beloved national fairy tale Angharad.

She has finally earned a spot at the literature college, making her the first woman in history to enroll.
But some dreams are dangerous, especially when they come true. The entire university and soon the entire nation is waiting for her to fail. With the Fairy King defeated and Myrddins legacy exposed, Effy can no longer escape into fantasy.

Who is she without her stories?
With Effy under threat, Preston is surprised to discover a rage simmering inside him, ringing in his ears like bells. He begins to dream of a palace under the sea, a world where he is king visions that start to follow him even in waking.
As the war between Llyr and Argant explodes, Effy and Preston find themselves caught in the crossfire: Effy losing her dreams and Preston losing himself in his.
Are dreams ever truly just dreams?

Product Details

Format: Paperback | 416 pages
Language: English
ISBN: 9780063450301
Publisher: HarperCollins
Publication date: 29 Jul 2025
Category: Fantasy for Young Adults
Author: Ava Reid