Rebecca was haunted by the ghosts of her past. Angered by her sister's death in Hephaestus' junkyard, she'd joined the wrong side of the war and was paying the price. When she joined a new quest to save Hera, she was told that one of the Seven of the Prophecy would bring her peace. But she definitely hadn't expected a son of Hephaestus to bring her peace, least of all Leo Valdez.