When teenage Diana witnesses a shipwreck, she decides she cannot let Alia, the sole survivor, drown. However, as disease begins to afflict Diana's Amazon sisters, and earthquakes shake the island of Themyscira, it becomes clear that Diana's choice to rescue Alia may have consequences she never could have imagined.

Diana, Princess of the Amazons, journeys to the World of Man in this coming-of-age young adult story.

Diana, Princess of the Amazons, longs to prove herself to her warrior sisters. When the opportunity comes, she throws away her chance at glory and breaks Amazon law to save a mere mortal. Alia Keralis just wanted to escape her overprotective brother with a semester at sea. When a bomb detonates aboard her ship, Alia is rescued and forced to confront a horrible truth: Alia is a Warbringer-- a direct descendant of the infamous Helen of Troy, fated to bring about an age of bloodshed and misery. If they have any hope of saving both their worlds, Diana and Alia will have to stand side by side against the tide of war.--

She will become one of the world's greatest heroes: Wonder Woman. But first she is Diana, Princess of the Amazons, and longs only to prove herself to her legendary warrior sisters.

Diana risks exile from her land of warrior sisters to save Alia Keralis, a Warbringer - a direct descendant of the infamous Helen of Troy - as both face an army of enemies determined to either destroy or possess the Warbringer.