The wife was not at home, sister-in-law came to the house, took advantage of her and did she have sex with them?

When the wife was not at home, the sister-in-law came home, the brother-in-law saw the opportunity, took advantage of the sister-in-law, took advantage of the sister-in-law, and had sex with her, the sister-in-law was also happy, the brother-in-law was not at home, the sister-in-law came to the house, the brother-in-law took advantage of the sister-in-law, and what sex with them?