Hall of Infinite Doors

"Thanks for the offer," you say. "But I need to journey off by myself."

He tips his hat to you and says "Have a merry adventure then." He walks off deeper into the forest. In a few minutes you can't see him anymore.

You spend the rest of the day walking through the dark wood. There are no signs of this forest ending. It's getting dark and you're very cold. You really should find somewhere to spend the night.

You see a cave up ahead. You walk up and investigate. It's really dark inside and you have no light. Anything could be in there.

You shiver and hug yourself to keep warm. Should you go into this cave or bear the cold weather and keep hiking.