I wana bang my step sister

Okay im 18 and my step sister is 18 so were not really related our parents met and got married and yea. Anyway I always flirt with I dont think she cares. Shes so hot she has the hottest body big b**** big ass I just wana f*** her. She wears the nicest clothes skirts dresses jeans. I just wana rip everything off and blast her. I seriously need her on my d***.