Futandroid: Helping Round the House Part III [Amazon/Futa/BE] (Patreon)

Catch up with:
Part I
Part II 

A husband and wife try to make the most of an empty house with a little help from their gynoid maid. Turns out there were some recent updates to the software and hardware that they didn't anticipate. In order to optimize pleasure, the submissive droid rapidly outgrows her master and takes control.