In this very special episode, Ruthie is corresponding by e-mail with a soldier in Afghanistan, and all the Camdens become emotionally attached to the project, since Ruthie is sharing humorous and poignant stories about the family with her new pen pal. This school assignment prompts everyone to get out and make a difference, and an unexpected tragedy brings even more perspective to the situation. This episode is based on the real-life plight of Sergeant Dwight J. Morgan from the United States Marine Corps. "7th Heaven"