Africa, 1888. Trying to forget the past that took her best friend and her mother away, Sonnet Gray busies herself with helping to build a hospital, taking care of a precocious child, and avoiding corsets. Together with Israel Rhode, the one man she can trust, their safe haven is discovered by an old enemy. Luke needs Sonnet to get back where he came from … 
London, 1931. Rose Gray isn’t getting any better, and Bedlam Asylum has never been a safe place. Consumed with rage and insanity, Rose isn’t the only Gray who has learned to control her traveling through eras. 
From the dark alleys of Jack the Ripper to the Spice Islands of Zanzibar, from an abandoned hospital to an elaborate mansion, from the cliffs of Italy to their childhood cottage of France, Sonnet and Rose travel. One is controlled by love, the other by revenge, but only one girl will be strong enough to end their story. The other will simply remain Lost …