After the Changelings got flung out of Canterlot, one of them brought a Guardspony with them. When they crash into a deep cave, both of them end up crippled and unable to leave the cave and all they have is eachother to count on for survival.

Edited by the fantastic mikesnipe
Preread by the equally fantastic shynight

Upped the rating and added "Sex" tag because of language in the later chapters.

Featured on 2015/10/25. Thank you guys!