In 1863, fifteen-year-old Claire, the daughter of an Irish mother and a black father, faces ugly truths and great danger when Irish immigrants, enraged by the Civil War and a federal draft, lash out against blacks and wealthy "swells" of New York City.

Finley, an unnaturally quiet boy who is the only white player on his high school's varsity basketball team, lives in a dismal Pennsylvania town that is ruled by the Irish mob. When his coach asks him to mentor a troubled African American student who has transferred there from an elite private school in California, he finds that they have a lot in common in spite of their apparent differences.

Sixteen-year-old Bridget, member of an Irish Traveller community in the United States, questions the traditions of her family's nomadic and criminal way of life and begins to wonder if she wants to continue living it.

Teagan, Finn, and Aiden have made it out of Mag Mell alive, but the Dark Man's forces follow them to Chicago, where Tea's goblin cousins cause all sorts of trouble while she is torn between the life she wants and the future she is drawn to as a wild Stormrider, born to reign.