Either this is a reference to vampires not doing well with running water or flan has a super sensitive bottom.
(No way, so that wasn't just a threat!?)You want your ass destroyed by the washlet at max power?MMMNGH!!NNGH!!MMMPH!!(So why a washlet of all things! Think of the feelings of the one succumbing to a washlet and sucking dick!!)(There's all kinds of talismans and medicine isn't there!?)C'mon, you brat.
Suck harder would you?