Deux bites se tapent de plein fouet.

A large gathering of mature stepbrothers in their 30s. They have mature bodies that are different from those of younger guys, overwhelming sexual desires that reach the pinnacle of their lives, muscular cocks that have penetrated many holes and assholes that are not too tight, and a wealth of techniques acquired through various sex experiences. These tough stepbrothers blame each other and dig each other up, and with just one word: 'Think of it as the last sex of your life and enjoy it with all your might', a real, serious sex battle unfolds without any acting instruction whatsoever. No, it's not sex at all, this is more like a male-on-male mating between two wild bear!　Their cocks are slamming into each other, they're shaking in a helmet match, they're covered in juice and sweat, they're hugging each other and provoking each other, and they're devouring each other's bodies in a frenzy!