Coach Taylor (Kyle Chandler) returns from his new position to witness his daughter's birth - only to face pressure from a family and town that feel he's abandoned them.Tami (Connie Britton) is shocked to discover Julie (Aimee Teegarden) has broken up with Matt Saracen (Zach Gilford) and is disheartened by the distance between herself and her teenage daughter. Tyra (Adrianne Palicki) and Landry (Jesse Plemons) develop a secret bond after a deadly confrontation with her attacker.
After Grace's birth, Coach Taylor is torn up about his new job while Landry protects Tyra from her attacker, and Julie ditches Saracen for another guy.
While Taylor struggles to become part of TMU's inner circle, Tammy has trouble handling Grace by herself.
With his family and the Panthers falling apart, Taylor considers Buddy's offer to get his old job back.
Police find a body in the river; Riggins and Street hang out in Mexico; and Taylor returns to Dillon, only to learn that his job isn't quite secure.
Taylor tries to settle team arguments and puts Landry into a game; Lyla travels to Mexico to meet Street and Riggins; and Chad tells Tyra to stay away from Landry.
Landry decides to come clean to his father while Riggins works to get back on the team.
When Jackie moves in, Riggins takes up residence on Tyra's couch and Buddy becomes Santiago's guardian.
Big changes happen when Smash goes on a wild recruiting trip and Saracen breaks up with Lauren to concentrate on Carlotta.
The fighting between Tami and Julie escalates as Gracie's christening nears while Landry struggles to realize that he killed in defense of Tyra and himself.
When a tornado hits a rival high school, the Panthers share their facilities and chaos erupts.
As Smash faces pressure from college recruiters, tension runs high between Taylor and Riggins and also between Tami and her sister.
Tami Taylor and Coach Taylor look into day care for Gracie, but find themselves having a tough time letting go
Street becomes a car salesman; Smash is forced to apologize for the incident at the theater; although she claims not to love Riggins, Lyla gives him the money to pay back what he stole from Guy
With Landry injured, Smash off the team and Saracen having a meltdown, the Panthers are falling apart.
Street learns that he's going to be a father; Tami's successful ex-boyfriend shows up, making Taylor jealous; Smash accepts a scholarship that he's not sure he really wants; and Riggins becomes a good Christian in hopes of winning Lyla back.