Shepherd Princess by Himring  

Shepherd Princess

Ancalime sighed, stretching out her legs in the shade of the tree. Beside her, Gobi lay, panting gently, but always watchful. The sheep were dotted all about, motionless or ambling in a leisurely fashion in the midday sun.

‘I wish I could take you with me,’ said Ancalime to Gobi, who twitched his ears.

Well, she could, but she would never do it. Gobi was a well-trained, hard-working sheepdog. At court, he would go crazy, with nothing to do and no sheep to herd, the way she sometimes felt herself in Armenelos! Seemingly, there was no way to herd courtiers…

Chapter End Notes

Additional note on the movie title prompt: 

Full disclosure: I have never seen that film. But, according to Wikipedia, in the movie  Barkin is a German Shepherd mixture, so that sort of fits...