The Sunken Archive Series by Sylvie Cathrall

A charming fantasy set in an underwater world with magical academia and a heartwarming penpal romance, perfect for fans of  A Marvellous Light  and  Emily Wilde's Encylopaedia of Faeries. “An underwater treasure-chest to be slowly unpacked, full of things I nosy and loving families, epistolary romance, gorgeous worldbuilding, and anxious scholars doing their best to meet the world with kindness and curiosity... moreA charming fantasy set in an underwater world with magical academia and a heartwarming penpal romance, perfect for fans of  A Marvellous Light  and  Emily Wilde's Encylopaedia of Faeries. “An underwater treasure-chest to be slowly unpacked, full of things I nosy and loving families, epistolary romance, gorgeous worldbuilding, and anxious scholars doing their best to meet the world with kindness and curiosity.”  —Freya Marske, author of  A Marvellous LightA beautiful discovery outside the window of her underwater home prompts the reclusive E. to begin a correspondence with renowned scholar Henerey Clel. The letters they share are filled with passion, at first for their mutual interests, and then, inevitably, for each other.Together, they uncover a mystery from the unknown depths, destined to transform the underwater world they both equally fear and love. But by no mere coincidence, a seaquake destroys E.'s home, and she and Henerey vanish.A year later, E.'s sister Sophy, and Henerey's brother Vyerin, are left to solve the mystery, piecing together the letters, sketches and field notes left behind—and learn what their siblings’ disappearance might mean for life as they know it. Inspired, immersive, and full of heart, this charming epistolary tale is an adventure into the depths of a magical sea and the limits of the imagination from a marvelous debut voice.Praise for  A Letter to the Luminous Deep“A shimmering, delicately crafted delight.”  —H.G. Parry, author of  The Magician's Daughter“A fascinating and charming story told in a uniquely elegant voice.”  —Louisa Morgan, author of  A Secret History of Witches“Both the setting and the story are exquisite.”  —Megan Bannen, author of  The Undertaking of Hart and Mercy less

Dive into the charming conclusion to the Sunken Archive duology, a heart-warming magical academia fantasy filled with underwater cities, romance of manners and found family, perfect for fans of Emily Wilde's Encyclopaedia of Faeries.   Former correspondents E. and Henerey, accustomed to loving each other from afar, did not anticipate continuing their courtship in an enigmatic underwater city. When their journey through the Structure in E... moreDive into the charming conclusion to the Sunken Archive duology, a heart-warming magical academia fantasy filled with underwater cities, romance of manners and found family, perfect for fans of Emily Wilde's Encyclopaedia of Faeries.   Former correspondents E. and Henerey, accustomed to loving each other from afar, did not anticipate continuing their courtship in an enigmatic underwater city. When their journey through the Structure in E.'s garden strands them in a peculiar society preoccupied with the pleasures and perils of knowledge, E. and Henerey come to accept—and, more surprisingly still, embrace—the fact that they may never return home. A year and a half later, Sophy and Vyerin finally discover one of the elusive Entries that will help them seek their siblings. As the group's efforts bring them closer to E. and Henerey, an ancient, cosmic threat also draws near...“An underwater treasure-chest to be slowly unpacked, full of things I adore.” —Freya Marske “A shimmering, delicately crafted delight.” —H.G. Parry “A fascinating and charming story told in a uniquely elegant voice.” —Louisa Morgan “Both the setting and the story are exquisite.” —Megan Bannen less