My Sister in Law helps my BBC black Mamba to split inside mouth

I am Anita a beautiful curvy decent fair girl. My brother in law was at my home for few days. My brother in Law Animesh is very flirty by nature, specially on me. My husband don't like my brother in law Animesh. Animesh knows that my husband is out of town. He grab the opportunity and came my house uninformed. He was taking shower with open gate and called me that he was fall down in bathroom. I entered in bathroom and he was rubbing his big dick in shower. I was shocked to see his big beautiful Indian Dick. We both were staring each other. After few seconds or minutes I realized his intentions. He grabbed me and begging for Blowjob. I denied but he gave me his hot big masculine dick in my hand and I was failed to ignore his big bbc black mamba. I said as you are looking like super thirsty so as a friend I can help you BBC black mamba and I will suck it out all the poison cum.