Directed by Lasse Halström and based on the novel by best-selling author Nicholas Sparks, DEAR JOHN tells the story of John Tyree (Channing Tatum), a young soldier home on leave, and Savannah Curtis (Amanda Seyfried), the idealistic college student he falls in love with during her spring vacation. Over the next seven tumultuous years, the couple is separated by John’s increasingly dangerous deployments. While meeting only sporadically, they stay in touch by sending a continuous stream of love letters overseas—correspondence that eventually triggers fateful consequences. (Source)

A soldier home on leave falls for a conservative college girl, but instead of returning home to her, he reenlists after the attacks on September 11th, 2001. (Source)

Directed by Lasse Halstrom and based on the novel by best-selling author Nicholas Sparks, 'Dear John' tells story of John Tyree (Channing Tatum), a young soldier home on leave, and Savannah Curtis (Amanda Seyfried), the idealistic college student he falls in love with during her spring vacation. Over the next seven tumultuous years, the couple is separated by John's increasingly dangerous deployments. While meeting only sporadically, they stay in touch by sending a continuous stream of love letters overseas--correspondence that eventually triggers fateful consequences. (Source)