[SPRD-416] Sister-in-Law (Explosion) Or All-you-can-eat During The Day wwwww Ai Airi (Censored)

On the surface, it looks like a couple who have been married for three years and their brother-in-law live together in harmony. However, it was a harsh environment for Airi's brother-in-law, who was forced to mercilessly disgraceful physical service from his brother-in-law when he confirmed that his brother had gone to work. Airi, who is annoyed by such a brother-in-law's act, resists his brother-in-law, but he is immediately suppressed and left at the mercy of his brother-in-law. The act escalated further, and even my brother-in-law's friend was forced to do physical service...