Try the new AI-powered Infinite Story.

Hall of Infinite Doors

"Wait! Pigfarts is on MARS?" you exclaim.
The kid nods curtly.
"Tell me more about it!" you demand.
"Well," the kid starts "The headmaster is named rumbleroar. And he's a lion. Who can talk. Shouldn't you know more about it, if were heading there now? And, youre gonna get killed if you don't put that spacesuit on! Were boarding the rocketship now!"