Mary Tachibana (JJDA-026) – A woman who secretly sleeps with her unemployed, penniless, and incredibly voluptuous brother-in-law, hiding it from her husband.

My husband's younger brother, who has no job and no income, lives with him at home. This morning, he's been nagging me to find a job so we can think about the future. His only pleasure is looking at his sister-in-law's mature body…