Kody Evans and Rachel Adams are bitterly jealous of their step-sister London, and all the special attention she receives. They complain about the credit cards she gets to use, as well as the packages that are always coming in the mail for just her. In fact, London got a package that very day.. and Kody decides to open it. Inside she finds handcuffs, rope, head harnesses, ball gags, and much more. Curious, she confronts London, and then the girls decide to use all the gear on their step-sister! What they don't realize is that London is an expert in her field...what happens next?