"Love in the Time of Ah-CHOO!"

Prompt: Generate a romantic comedy based on the ending of the pendragon series between Mark Diamond and Courtney Chetwynde where Courtney comes down with a sneezy unknown illness while working on rebuilding Third Earth, and tries to keep a brave face, but Mark teases her about it and affectionately takes care of her. Include a sneeze that occurs when they hug each other, lots of romance between them, and dramatize and spell out each sneeze.