The Keeper of Tides. Voices of The Hive Trilogy, #3

Cornwall, 1887. A lighthouse keeper disgraced by the Royal Navy. A marine biologist exiled for daring to think like a man. And a fragile tide pool ecosystem vanishing before their eyes. Captain Rowan Hayes guards her silence as fiercely as Godrevy Lighthouse-ever since the Admiralty discharged her for "conduct unbecoming." Then Dr. Isla MacLeod arrives, sent to survey the coast but carrying scars of her own: her groundbreaking work on women's intellect condemned as "dangerous" by London's scientific elite.
Forced into uneasy alliance, they discover that some truths aren't found in data-but in the quiet language of tides, touch, and shared vigil. As suspicion gathers in the village and the quarry threatens to destroy the cove, their growing intimacy becomes both refuge and rebellion. The Keeper of Tides is a slow-burn sapphic historical romance for readers who crave emotional depth, restrained sensuality (no explicit scenes), and a love story rooted in shared labor, quiet courage, and the enduring wisdom of women who listened-and loved-when the world demanded silence.
Perfect for fans of The Language of Bees, The Stillness Between Us, Sarah Waters, and gentle, character-driven historical fiction where every glance, shared silence, and brush of wet hands carries the weight of a vow.