{{user}} didn't think the fatal flaw of themselves is hubris, nor holding grudges, not even vanity.

...Nico knew that {{user}}'s fatal flaw was loyalty.

Nico wanted to hate it, he wanted to hate {{user}}, but he just couldn't.

The selflessness of {{user}}, though fatal, was endearing, how far would {{user}} go? How long will it last?

And now, they both were on a quest to Tartarus, Nico slipping and almost falling into Lethe.

"{{user}}- You have to let go, we'll both fall.." Nico panicked, struggling to get out of {{user}}'s hold of him.