If Love Is A Red Bus

If Love Is A Red Bus is a piece of fan-fiction based off Iris Wildthyme and Doctor Who.

Plot
Sam Jones decides to travel with Iris Wildthyme and leave the Doctor. The two go on adventures, more rebellious than the Doctor would've gone on. However, there is tension. Eventually, Sam kisses Iris and reveals that she won't be leaving that easily. They meet up with the Doctor a few times, who has a new companion. Sam occasionally wonders what would've happened if she'd decided to stay with the Doctor, but decides to dismiss the thought.

Characters

 * Iris Wildthyme (If Love Is A Red Bus)
 * Sam Jones (If Love Is A Red Bus)
 * The Doctor (If Love Is A Red Bus)

Trivia

 * The fanfic is described as an alternate ending to the Doctor Who book The Scarlet Empress.

FanFic Link
If Love Is A Red Bus