: The "ducklings" (Captain Ri's loyal soldiers) safely return to North Korea, where they reminisce about their time in the South and settle back into their lives. The Ending Explained

: Before leaving, Jeong-hyeok schedules a year's worth of text messages for Se-ri, providing her with emotional support and advice for every season.

: After Captain Ri and his soldiers are exchanged at the DMZ, Se-ri rushes to say a final, tearful goodbye as they cross back into North Korea.

: Se-ri's corrupt second brother and his wife are finally arrested after their villainous actions are exposed.

Years later, Se-ri establishes a musical foundation that sponsors talented students to study in Switzerland. This initiative allows Jeong-hyeok, who has left the military to become a professional pianist, to travel to Switzerland annually. The final scene shows the couple reunited on a Swiss mountaintop, signifying that their love has endured the test of time and distance.