"Sneezing into Love: A Pendragon Reunion"

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. Lots of sneezing and make it a lengthy story. Include some nose touching and tickling from Mark after Courtney asks for help.