The Milk of Inhuman Kindness - Carol J - Adult Sex Game

Hunting in the forest, you eventually end up lost, having followed your quarry farther than you've ever gone before. You're deciding whether or not to set up camp for the night when a man comes across you and offers to bring you back to his village. You'll be able to stay the night and set out the next morning...

But you must leave the very next morning. It's a virtue to be generous and kind, but it seems this village's generosity has very strict limits. But why?