“
These were the worst moments for Guang, watching his friend fight yokai and knowing he was useless to help. He knew Haruto wouldn't die, knew that he couldn't. Guang had seen proof of it many times, but he also knew every wound hurt. And there was always the chance, no matter how slim, that Haruto's immortality could fail him.
”
”
Rob J. Hayes (Spirits of Vengeance (The Mortal Techniques))