The Storm of Echoes: Book Four of the Mirror Visitor Quartet (The Mirror Visitor Quartet, 4)

In this gripping finale to Christelle Dabos’s international best-selling Mirror Visitor saga, the mirror-traveling heroine Ophelia and her husband Thorn discover that the truth they have been seeking has always been hidden behind the mirror.
Ophelia and Thorn, at the center of a great universal game in which the stakes are life and death, arrive at the observatory of the Deviations, an institute shrouded in absolute secrecy and overseen by a sect of mystical scientists who secretly conduct terrifying experiments. There, Ophelia and Thorn hope to put a stop to the destruction and death and bring balance and harmony to their world.
“A hallucinatory marriage of Pride and Prejudice and A Game of Thrones.”—Matthew Skelton, author of the Endymion Spring books