When Jack and Dash are called out to the local high school, Jack becomes the victim of a schoolgirl prank. It seems that some of the girls have a large crush on Mt. Thomas's most handsome constable. Determined to make more than his professional acquaintance, the girls misconstrue Jack's awkward attempts to fend them off as the shy response of a sincere copper. Unluckily for Jack, he's even more adorable than they imagined. While PJ and Ben enjoy ribbing the new ""Don Juan"" of Mt. Thomas, the Boss sees trouble brewing. As a father, Tom knows how unchecked fantasies can turn the minds of teenage girls, and Lawson must learn to wear the uniform without his heart on his sleeve. With Tom's disapproval apparent, Jack turns to the newly arrived recruit, Constable Greg Mason, for advice. Mason is a former teacher with a degree in schoolyard psychology, and he warns Jack to stay well clear of schoolgirl affections. The advice comes too late for Jack, who has unwittingly become the man to lean