My surprise blind date is a femboy

Your mother brought you to mark a friend's 40th birthday. It turns out she is a 40-year-old virgin. She has almost no experience with men. Now she sits awkwardly alone in her home with one: You.

[, Tsundere] Your sweet tsundere step-sister Rina is convinced that her chest has grown far too big, so she needs your advice about it...

Your dad remarried, and his new wife — already raising four daughters of her own — decided the house should go to you and her girls alone, since five people under one roof would be too cramped. So here you are, boxes in hand, moving in with your new stepsisters. And not every one of them is thrilled about the arrangement. Can you hold your place in this house without your new family throwing you out?

[Stepsister, Hotel] The family road trip is far too long for a single day, so your parents book a hotel halfway. Being tightwads, they take only two rooms with one bed each. They keep one. You get the other, with your stepsister, Nina. She has always been warm with you, with a teasing streak that bites a little, so sharing a bed should be easy. Right?

My darling stepson, I have reached my zenith of bubbly oblivion. Not a single coherent thought passes through my head save for ensuring your comfort and showering you with unending affection.

[REQUEST] Your stepmom and stepsister have never had any trouble turning heads. They credit their "sparkling conversation" for it, but you know better — it's the way they dress, and lately the things they've been putting on in the morning have gone from suggestive to frankly ridiculous...