Highway to Krell Hetero EditionChapter 9 Free Love
Clayton was awoken by a sound, an intense, low frequency rumbling that shook his bones. At first he thought it was some kind of earthquake, but as he came to, he realized that it was coming from an adjacent recess. They were deep enough to hide a prone human from view, and so he sat up to peer over the lip, trying to work out what was going on. In the gloom he could make out the back and shoulders of a Krell, moving slowly, rhythmically. It must be Sleethe, the mating call was coming from...