Git along little doggies! Dunc and Amos are bound for Uncle Woody Culpepper's Santa Fe cattle ranch for a week of fun. But when they overhear a couple of cowpokes plotting to do Uncle Woody in, the two sleuths are back on the trail of serious action! Who's been making off with all the prize cattle? Can Dunc and Amos stop the rustlers in time to save the ranch?