"My dearest Delilah, how I long to sit with you and our beautiful daughter..."
Okay sure but this guy jumped out of a bush with a flaming axe and said he'd eat our spleens. And Vilrod here identified the axe as +1 against spleens.
You loot the kobold's body. You find a note that reads:
"Dear Krag, I miss you so much, and I pray for you to return soon. Our clutch of eggs is due to hatch, and more than anything I want the first thing they see is their devoted father..."
This reminded me of how system really affects player behavior. I was playing a game where doing some things would trigger a check to avoid consequences.
There was a lot of "I'm gonna shoot him" -> "ok but you'll have to roll for humanity loss" -> "...fine, nevermind, I'll talk to him instead"
Lesser Restoration is a level 2 spell that tons of classes can cast and has no material components. Getting cured of the horrible blood plague isn't that difficult.
Remember to save these for when the party are getting a little too "morally grey", because unless you're running a "dark and gritty" campaign then it will discourage them from ever wanting to get in a fight!