Üvey erkek kardeşim bana şantaj

my step-brother caught me last night playing myself while having sex on phone with my bf, and blackmail me that he will tell it unless he jerks off in front of me too and i get naked in front of him, i found out that he has a huge dick which turns me on so i start jerking off his dick until he cums on my hand. (POV JERKING)