Alexis Thrace

Relationships
- Charon Persi: Kaz views Charon as his best friend or even his older brother. They usually get along well but sometimes their contrasting personalities and beliefs clash.

- Elijah Aurum: Kaz views his father in a cold manner. He is easily upset at the mention of his father's name. Their relationship was distant before but after Alexis' death, Elijah absolutely despises Kaz. Kaz used to yearn his father's approval but has learnt to move on.

- Quinn Miseria: Kaz spent his childhood with Quinn and they were quite close, however once the Age of Reckoning happened, Quinn mysteriously disappeared. Years passed without knowing if she was still alive. When she finally returned, she was tasked with hunting down Kaz.