Supergirl gets together with her cousin - Superman - wanting to discuss some recent discoveries that she's made. Her plan is to gain notoriety as THE strongest of the two and in order to do this - she must show that Superman has a weakness. She learns that Superman can be weakened and overpowered by females who arouse and manually stimulate him. This has the same effect on Superman as kryptonite. As they struggle - with Superman easily overpowering her, Supergirl reaches down and starts to stroke the superhero's cock. Watching her cousin weaken, Supergirl continues in her feisty manner to tota... Show more