Expecting

Andie calls her longtime friend very late one evening, seeking support as she faces an uncertain future. The call foreshadows the strain and new connections that will unfold among the group. It sets the emotional tone for the film's intertwined lives.

Peter finds Andie at breakfast the following morning, signaling the start of a day that will uncover hidden tensions. Their exchange hints at the complicated choices ahead. The moment anchors the trio's fragile alliance in ordinary life.

In couples therapy, Peter accuses Andie of knowing about Leslie's IVF plans before he did. Andie reveals they have made no real progress and have grown weary of the strain. The session exposes escalating frustrations that threaten the group’s stability.

Andie discloses she might be pregnant after a one-night stand and cannot bring herself to terminate. She offers Lizzie and Peter the baby, triggering disbelief and questions about how such a plan could work. Peter thinks the idea is crazy, but the seeds of a new arrangement are planted.

After Andie's birthday, she moves in, and Lizzie and Peter hear the baby's heartbeat as a sign of life. They also attend the first sonogram, which reinforces the possibility of an unconventional family. Peter's feelings begin to soften as adoption becomes a real option.

In a backyard barbecue, Casey pushes for adoption as a path forward, arguing that not all adopted babies end up addicts. Peter and Lizzie weigh the idea against their fears and responsibilities. The conversation deepens the group's sense of what kind of family they might become.

Peter struggles to pay the mortgage as business stalls. Andie offers to borrow money from her father, and Peter reluctantly accepts. The financial strain forces the four to reckon with their interdependent plans.

Lizzie and Peter take a weekend trip to Palm Springs with Casey and Andie, trying to reconnect through games and casual bonding. The retreat softens some tensions, revealing pockets of affection among the group. On their return, they walk in on Andie and Casey fooling around, and Casey learns about Andie's pregnancy.

Peter follows Casey to his apartment, driven by a sense of responsibility for his troubled brother. The pursuit escalates into tense confrontations as Peter tries to assert control. The mounting pressure culminates in their becoming wary of each other and Casey's past reemerging as a problem.

All four return to Dr. Grayson's therapy session, where Lizzie feels ganged up on and storms out. The doctor reframes the moment as a breakthrough, suggesting new dynamics may be forming. The session signals a potential shift in how the quartet relates to each other.

The men go back to Casey's place, and Casey tires of Peter's constant presence, eventually asking him to leave after a heated tussle. Andie and Casey share a quiet walk with the dog Joyce and reconnect with a growing bond. The tension between Peter and Casey hardens into distance.

Lizzie secretly meets Peter for a rendezvous in his hotel room, seeking solace away from home. In her haste to leave, she forgets to close the gate and Joyce escapes, triggering a daylong search by all. The crisis intensifies the distance between Lizzie and the others.

Lizzie is occupied, and Andie goes into labor. The group secures a ride to the hospital for Andie just before Lizzie and Joyce arrive. The delivery looms as the final test for their fragile arrangement.

Andie gives birth to a baby boy with help from the brothers; Andie bonds with the baby, while Lizzie confronts the reality that the baby is not hers. Peter moves out, cutting the shared life they once imagined.

Over six months later, Lizzie encounters Andie holding Gus, and they are living with Andie's father, whose young girlfriend is pregnant. The old friends have made peace, and a new, if imperfect, family has formed.