After seven years of marriage, Lucy faces her husband Simon's growing distance and infidelity with Joan, which leads Terry, a close friend, to vow to make Simon apologize. Despite the betrayal, Lucy reveals she does not want to remain with Simon, a feeling he shares, prompting their mutual decision to divorce. Terry expresses deep regret for failing Lucy and Luke, promising to support her. Amid this emotional turmoil, Terry announces a sudden commitment: she has volunteered as a medic for a mission to Westby, leaving in just 11 days, adding urgency to the unfolding personal crisis.