Looming Thunder

Dustin makes two new friends, Blake and Hunter, at the motocross track. His continued spending of time with them causes him to be late to join his Ranger teammates in battle once too often. How long can the new team last if their Yellow Ranger isn't responsible enough? The Terramole monster may be just the one to put this to the test. Meanwhile, are Dustin's new friends are all they appear to be?