A younger brother living with his older brother and sister-in-law. The 'sister-in-law Kana-san,' who is beautiful, kind, and hardworking, was doing part-time work at a manufacturing plant in the city. However, due to recent price hikes, his older brother's household seems to be struggling financially. One day, my sister-in-law said 'I'm going to work at a part-time job' and left. In reality, she had gone to an interview at a public soapland behind the station. Due to financial reasons, my sister-in-law started working at a soapland behind the station. Later, my brother found out about this fact on the perverted store's website...
