After graduating from university, I couldn't find a job, so I decided to live with my brother and sister-in-law and work in Tokyo while getting my qualifications. My brother, who has always been very strict and serious, now works for a top general contractor in Tokyo and seems to be very busy every day. His wife, Kana, supports him in his busy schedule. Unlike my brother, she's a bit more easy-going, but she's very kind, and they seem to have a good relationship as a couple. That's how I started living with my brother...