Sea of secrets

the long version

"After her brother is killed in the Crimean War, innocent young Oriel Pembroke finds herself alone in the world. Disowned by the cruel father who has always despised her, she has nowhere to turn until she is taken under the wing of a glamorous relative she never knew: the former Duchess of Ellsworth, who has scandalized society by remarrying soon after her first husband's death. At the opulent seaside estate of Ellsmere, Oriel thinks she has found a safe haven--but the darkly handsome young duke, Herron, believes otherwise. Haunted by the death of his father, he suspects that Ellsmere is sheltering a murderer"--Page 4 of cover.