Liz wants to be a good slave and she go seeing Mistress Minerva for some submissive training. It’s the first day for Liz and she tries being a good girl but Minerva gets bored of using her for cleaning her boots and decide liz nipples. Her nipples are so sensible and is more fun seeing Liz on nipple clamps than without them. The moanings excite Mistress Minerva so she plays a bit more with the clamps...