Accept the wager.
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From: An unusual wager
"Heads! And I'll teach you a line from the song that Cleopatra sung to gull poor Marcus. Tails! And you EAT THIS LIVE BAT IN PUBLIC!"
Game Instructions: Warning – your Persuasive may drop if you lose.
A matter of luck: It could go either way (success chance: 50%)
He leans close to whisper the secret words. You almost gag at his breath, thick with the scents of honey and rot...and, you suspect, bat's blood...but you memorise each one. It'll help your eloquence significantly.
Furry, but nourishing
You choke the struggling body down. GAH! You never want to do that again. The madman looks on, cackling and rubbing his ragged-gloved hands. At least he lets you keep the coin.