Hermes

Lore & Background

Hermes is defined by his relationship with his son, Luke Castellan. Luke's mother, May Castellan, suffered from mental illness, a situation Hermes did not resolve. Adhering to the gods' policy of non-interference, Hermes remained largely absent during Luke's childhood. This silence fueled Luke's resentment, which turned into strong hatred after Thalia Grace was lost on a failed quest and Hermes continued to stay silent. The narrative highlights how this parental neglect contributed to Luke serving Kronos at the end of The Lightning Thief. Unlike other gods who claim their children immediately upon arrival, Hermes acts as a temporary guardian for unclaimed demigods until they are claimed by their true parents.

In Their Own Story

Luke Castellan arrived at Camp Half-Blood at age fourteen after running away from home at nine years old with Annabeth Chase and Thalia Grace. He served as the friendly head counselor of the Hermes cabin, described as handsome with blonde hair, blue eyes, and a long scar on his face given by Ladon. Luke inherited the ability to open locks with his mind from his father. However, his resentment grew due to the continued silence from Hermes regarding his mother's condition. At the end of The Lightning Thief, it is revealed that Luke serves Kronos, receiving a sword named "Backbiter" which he later reforges into Kronos' scythe. This weapon possesses the ability to harm both mortals and immortals.

Reader's Guide

Hermes represents the complex dynamic between divine duty and parental failure. His children in the Hermes cabin live with the reality of his frequent absences on errands, which many interpret as neglect. The story arc centers heavily on Luke Castellan, whose descent into villainy is directly linked to his father's adherence to non-interference. While Hermes provides a home for unclaimed demigods at Camp Half-Blood, he failed to support his own son during critical moments of mental and emotional crisis. This failure allowed Luke to be manipulated by Kronos, turning the god of messengers into an indirect cause of the Titan's resurgence.

Did You Know?

• Luke Castellan received a long scar on the side of his face from the dragon Ladon.
• Luke inherited the ability to open locks with his mind directly from Hermes.
• Hermes adhered strictly to the gods' policy of non-interference, which contributed to Luke's resentment.
• The sword 'Backbiter' given to Luke by Kronos was later reforged into Kronos' scythe.
• Luke arrived at Camp Half-Blood at age fourteen after running away from home at nine.