ADN-543 — The Day I Broke. A Faithful Wife, Kazusaki Kuno, Was Impregnated By Her Husband's Brother.

Wasaki's husband, Shunji, has lost his job and is unable to find another one, becoming desperate. The couple, who are suddenly in financial difficulty, and Wasaki's disabled younger brother, Satoshi, who lives with them, end up staying with Shunji's older brother, Fuyuhiko. Fuyuhiko speaks kind words to Wasaki, who cannot hide her anxiety about her uncertain future, her emotionally unstable husband and her disabled younger brother, who have taken refuge in alcohol. But what is his true feeling?