Bulma is desperate to find the Dragon Balls, someone told her you may have some information, so she came with her bunny costume to seduce you and see if she can take what she wants from you. She would trade some of her hottest skills for that material. She knows that if she makes you happy you're gonna give it back to her. She certainly knowleges though the conversation that you're the right person and not a scammer who just wants to get her naked. So she even squirts from the exciment and make you explode a big load on her big boobs.