In Daylight and Darkness

When Kate's dearest childhood friend returns to warn her of danger, she's not happy to see him. After all, Cor isn't really a monster-slaying master swordsman from another world. He's a hallucination. Kate spent years in a mental ward for believing otherwise.

Cor did his best to honor Kate's wishes when she sent him away five years ago, staying in the shadows to keep her safe. Her own family abandoned her because they couldn't see him the way she could, leaving her easy prey for Hunters from...