Capítulo 130: The lost ability

Perhaps the reason Ekaros died was not from bleeding but from the grief and pain of betrayal and being cucked.

...

While at it, Rae also explained to Ekaros that Earl Ian was planning to make Lisa the new Viscount but that was the case if she survived being buried in the rubble from the sneak attack earlier. 

"Well, his eyes did look lost and blank. Only if he had honestly answered to me about the bloodstone. I could have framed the story in a way that would have hurt him less. But no! He was trying to mislead me even while dying."

Rae sighed as he recalled their vivid conversation.

"How could you do that to a noble woman?" Ekaros shouted with his remaining breath of vitality from his dying body.

When Rae thought it thoroughly, what he did was indeed cruel.