thinking about how hades achilles' purpose in the house of hades is being zagreus' mentor, to introduce and teach him battle prowess so he's able to defend himself if he is ever exposed to anything beyond the house among other things.
thinking about how hades achilles provides more of a parental figure, or at least a guardian that zagreus is able to confide with, zagreus telling achilles about his journeys through the underworld, and so much more. they are family.
thinking about how hades achilles must have felt when he finds out zagreus had been taken by chronos. how he failed his duty, his purpose, and his role. was it like losing the son he never had, but raised and accompanied nonetheless? had he grieved, is he still?
Achilles: *Opens the door and holds it open* After you, sir.
Agamemnon: No thank you. I never let anyone walk behind me. 7 out of 10 attacks come from behind.
Achilles: Well, that still leaves a 30% chance that I'll attack you from the front...
Agamemnon: Yes, but it will be easier to stop. I can obviously always block the blow. I would countert it. Not that you would ever have the guts to-
Achilles: *Slaps Ag* *Walks inside*
Agamemnon:
I just googled what Achilles did to Apollo's son and almost cried on impact HOW ARE THERE PEOPLE WHO DEFEND HIM AND ACT LIKE APOLLO WAS THE BAD GUY JESUS CHRIST