Sam died during a mission when Grace is 2. Jack is a single father for 5 years. The Gate activates with an emergency code. Her world is devastated by the Ori. Everyone she ever loved is dead. She has nowhere else to go. Jack lets her stay at the Colorado house, he's in DC but refuses to see her or the baby. Until he has to visit the SGC with an unsuspecting Gracie.
A comedy of errors when Sam discovers she can't marry Pete… until Jack grants her a divorce.