Minegishi Yuka

She is the wife of the protagonist's brother, who has been married for five years. When her husband was laid off, they had no choice but to come to her husband's brother's house.

She and her husband have a tendency to spend a lot of money, and they have lived a luxurious life, so they have a difficulty with self-restraint.

She was caught shoplifting wine at a nearby supermarket, and Eiji acts as her guarantor, allowing her to avoid consequences. She begged Eiji to keep quiet about it, and when Eiji asked for her body in return, she had no choice to agree.