Mum’s Just Upstairs

Your sister, Honour, has just got back from the gym… She’s just about to go for a shower, but you being the weird brother you are trying to follow her into the bathroom! You can’t follow her in there, that’s your stepsister! But you’ve been horny all day and now that you’ve seen her in her tight pink gym outfit you just need to WANK! You better be quick, because Honour needs to shower and your mum is just upstairs!