So there’s this man-eating creature named Jozin who lives in a bog, and is vulnerable only to crop-dusting powder. The mayor promises his daughter in marriage to whoever can defeat the creature. A stranger comes to town, borrows a crop-duster, captures Jozin, and wins the daughter. The end.
This, I think, is as good an example as any of why a gripping story requires more than just a good beginning and a happy ending. But sometimes, a hefty dose of looniness can fully compensate for the complete absence of dramatic tension. Et voila: