MFOD-019 The little sister broke her big brother's precious real doll. Big trouble! There's no choice but for me to become the doll and get through this?! What will happen in the end!!

The long-awaited latest model real doll finally arrived at my place, where I've been single for as long as I can remember! I'm gonna have sex with it as soon as I get back from work! So excited!!! > Sister 'Bro, can you lend me your phone charger? Huh, what's this? Wow! A doll! You scared me.' 'Still, it's pretty realistic, huh~' *thud* 'W-Was it broken?!' > Brother 'I'm home~' Big trouble! There's no choice but for me to impersonate it now!