An orphan caring for her heavily pregnant sibling disguises herself as a boy to take a job on the Pony Express, where she partners with a young man hiding his own secrets and a mixed-race youth trying to defend his freedom. When Jessamine Murphy finds a recruitment poster for the Pony Express, she's looking for adventure-- and a chance to track down her wayward father in California. Eager to reunite her fractured family, Jessamine cuts her hair,...