"Do you really hate death so much?" Zagreus says softly. "I know mortals fear death, but...it's not as terrible as you think it. Than - Thanatos - is not a cruel god." Far from it, in fact. Zagreus knew that Death Incared cared greatly for his charges, and for the work he did. It's why he was always so diligent in it.

Then Zagreus pauses, visibly hesitating. Because Zagreus knows quite a bit more about what, exactly, will happen to Achilles after his death.

"...Do you wish for me to tell you what happens with you and Patroclus, once you are both in the Underworld?" he says. "Or at least, what happens in the world that is my home. I...don't think it would be an easy story for you to hear. But it may also give you some comfort, in the end."