Sheila and the Tentacle (Paranormal Monster Alien Menage Erotica)

When the screams of Sheila's husband wake her up in the middle of the night, she has no choice but to investigate. To her shock, she discovers that it isn't an animal in her back garden, but a purple alien blob with many tentacles giving her desperate husband the sexual satisfaction notably absent from Sheila's sexless marriage, Sheila can't help but want in on the action too!