Thirteen-year-old Lakshmi leaves her poor mountain home in Nepal thinking that she is to work in the city as a maid only to find that she has been sold into the sex slave trade in India and that there is no hope of escape.

Reduced to begging and thievery in the streets of London, a thirteen-year-old orphan disguises herself as a boy and connives her way onto a British warship set for high sea adventure in search of pirates.