The day I broke down. The chaste wife who was impregnated by her husband's brother. (Kuno Kazusaki, ADN-543)

After losing her job, Kazuki's husband, Shunji, became despondent and refused to look for work. The couple, struggling financially, along with their disabled younger brother, Satoshi, who lived with them, turned to Shunji's older brother, Fuyuhiko. Kazuki, using alcohol to escape her emotionally unstable husband and disabled brother… feeling hopeless and anxious, received gentle comfort from Fuyuhiko. However, his true motives…