JJ leaves for military training camp. Meg and Sam run into relationship difficulties. Jack and Helen ponder a new approach to Will's physical well-being.
Roxanne tries to sway the new Bandstand producer to let Meg come back. JJ seeks the Honor Man title at boot camp. Helen looks into treatments for Will behind Jack's back. Henry lets it be known that the Walker family is seeking residence elsewhere.
Helen is affected by Uncle Pete's new girlfriend Nancy. Meg and Roxanne get into trouble at their first college party. Patty finds out that being accelerated to high school isn't what she expected.
Helen finds it difficult to balance her motherly duties with her new travel agency job. Beth surprises JJ at Camp Lejeune, but ends up surprised herself. Meg tries to show Drew her maturity by tackling an edgy topic for school.
Drew and Meg go to a free speech rally. Lenny and Roxanne's relationship progresses. Beth and JJ announce their engagement.
The Pryors receive good news on Will's surgery which leads to Jack believing that Helen shouldn't have to work anymore. Meg's date with Drew has complications. JJ's relations with Diane has dyer consquences. Sam and Nathan explore Islam and Malcolm X.
JJ visits his family in the time before he's to be stationed in Okinawa. Roxanne decides to quit school to accompany her boyfriend's band on tour. Meg and Drew share their first date. Helen worries about Will's upcoming surgery.
Meg, JJ, Beth and Drew go to Harrisburg to see Roxanne and her boyfriend's band. Helen worries about Will after his surgery. Sam decides to see Malcolm X speak even though his father has spoken against it. Nancy decides to leave Uncle Pete.
JJ bids farewell to his family as he prepares to ship off. Beth looks to Helen for motherly advice. Roxanne decides that she'd rather be home than on the road.
Meg makes up her mind about a relationship between her and Drew. Sam learns he's been accepted to two colleges. In securing a hamster for Will's homecoming, Patty falls for the pet store clerk. JJ accepts a position in an elite Marine unit in Vietnam.
Jack shows his disdain for Drew when Meg brings him home for dinner. Helen's job interferes with her ability to be there for Patty. Jack and Pete's security camera reveals Henry's secret admirer. JJ encounters his first battle.
JJ's spirits are crushed by war even as his family compiles a care package. Jack learns more about Pete at a conference. Meg's relationship with Drew causes familial strife. Meg exposes one of her mother's secrets that she learned form Patty. Muslims agree to help fund a repair shop for Henry.
Meg continues her secret relationship with Drew, but finds it harder than she thought it would be to keep up the lie to her parents. Henry approaches Jack with startling news regarding his store. JJ confronts the enemy in Vietnam.
Meg decides to get Roxanne to help her change the way she looks after running away. Helen tries to get Meg to move back home. Jack has work problems with Henry. JJ enjoys a USO show.
Meg's personality and beliefs clash with Colin and she is reassigned even as Jimmy Riley comes back home from Vietnam. Pete and Nancy's wedding comes undone. JJ's is reunited with a boot camp friend, but their friendship and the Untouchables come under fire.
Beth's trip to Hawaii to spend time with JJ ends with them breaking up. Meg's decision to seek the truth of the situation from Beth leads to her learning something still hidden from even JJ. Lenny's return affects Roxanne's current love life. Jack and Henry try to fight big business.
Jack and Sam both learn more about the politics of the world around them. Roxanne and Luke work out their future. Patty and Meg find shelter in each other. JJ gains a position on a Marine squad that rescues prisoners of war.
A new squad leader's reckless decision-making endangers the Untouchables. Jack and Helen learn that Beth has been disowned by her family and their reaction affects Jack's run for city council. Nathan is sent to jail for draft dodging.
Meg and Sam find themselves wrapped up in the anti-war movement with potential repercussions. Jack's actions towards Beth are fueled by his upcoming run for councilman. Patty seeks relationship advice from Roxanne. JJ and his squad find themselves outgunned and without support.