When wedding bells ring from the other side of Argentina, one Buenos Aires family turns the event into a call to arms. An invitation to be matron of honor sparks grandmother Emilia to insist that her immediate clan join in a cross-country Winnebago ride to the wedding. What better way to relatives to come together? – except for the risk that their family ties might unravel. Sure enough, the journey has its share of car trouble and engine failures, and emotional, psychological and physical breakdowns follow in due order. Kissing cousins start taking the term literally; in an in-law rekindles a long-ago love affair with another family member; a tooth infection calls for emergency surgery in a nearby town. And the close quarters and extreme circumstances bring out nuances in each family members that turn the trip into a true test of character.