When a newspaper reporter named Polly, comes to the USMC base for an interview, Maj. MacGillis takes exception to the way she describes the corps. But the Major has also fallen in love with Polly, and asks her to marry him.
The Major has pre-wedding jitters as Polly's parents are scheduled to arrive and meet him for the first time. But the wedding may not get off the ground when a intruder puts the base on full alert.
Polly isn't too anxious to participate in a Marine wives tradition, known as "Jane Wayne Day." This is a day dedicated to the women going through a day as their husbands would.
Mac is left home as Mr. Mom while Polly heads to jail after refusing to name her source used in a newspaper article.
Mac and Polly disagree when Elizabeth is encouraged to protest the ban on wearing boxer shorts to school.
Polly feels jealousy when a former girlfriend of Mac's, a Lieutenant Colonel in the marine Corps, comes back to town in hopes of rekindling their romance.
Polly shocks Mac when she reveals the news that she may be pregnant with his first child.
Mac gets in trouble at home after agreeing to coach Robin's basketball team, and then benching her for fooling around at practice.
Mac takes the family on a camping trip for a relaxing vacation. But instead of peace and quiet, he hears the sounds of the modern day, with a cabin filled with all the amenities of home.
Casey threatens to have Mac exact her revenge against a school bully who has been teasing her.
Budget cuts create a situation when the camp is scheduled to be closed down, making the Major decide over moving his family East and remain in the Marines, or retiring.
Mac makes his decision to leave the Marines and stay in California, working in the public sector...with people.