Try the new AI-powered Infinite Story.

When Zombies Attack

"How much is the toll?" The grinning boy says with a laugh,"Not much, just one of your fingers," a thin line of drool appears on the corner of the boy's lips, "I'll even let you choose which one, a nice fat thumb, a long suculent index finger or a tasty little pinkey, it's your choice Food."
At this point the boy is no longer smilling and is looking at you meaningfully.