Akira and her step-sister Ambriel have struck gold! While fiddling around in the Science Club, they’ve discovered a super-powerful, pheromone-based aphrodisiac! As they discuss what they’re going to do with it, they start to bicker. So, Ms. Nine comes over to see what the arguing is about. She tries to confiscate the test tube, but as they all fight over it, the stopper comes off and it’s splashed all over Ms. Nine! Once that happens, the sisters only have one thing on their minds!