My Stepbrother Is Most Beautiful Twink Is Now Mine I Use Him as I Like

19 year old stepbrother i me 28 year old man we both were living seperate life and one day he visited to my house and we start to roam around a lot one day when I get a hard on he noticed I was scared but my stepbrother was very playful and instantly grab it I got shocked he start to talk about why it's happening it's also happened to him he control it by masterbating it said . Thin I went to bathroom to masterbate then he knock and said are you done I said it take time then he said his only taking 1 min then start to tell me that how I should do the masterbating and later.