Fireheart is Celaena’s nickname, referencing her magical abilities and passionate, impulsive temperament. It is given to her by her mother and referred to in the story in Celaena’s memories and visions. At her most depressed and isolated, for instance, Celaena hears her mother’s voice ask, “Fireheart—why do you cry?” and she responds: “‘Because I am lost [...] and I do not know the way’” (279). The nickname is later used by Rowan, and Celaena wonders if he knows “what that name meant to her” (425). Whether unwitting or not, Rowan’s use of the term marks him as a true friend of Celaena’s, as he symbolically takes up her mother’s supportive role. This also hints at their developing relationship.

The name Fireheart also underlines the connection between emotions and natural elements. Aelin’s magical abilities reflect her character, and several instances in the story depict her losing control of her fire when she is angry or overwhelmed. Acknowledging and embracing her feelings, rather than fearing them, leads her to better control her power as well. This is highlighted when she faces Maeve at the end of the book:

The power wasn’t in might or skill. It [.