Kiyoka Toyosaki ROE-174: Living in her hometown where her family had all gone to work, and enduring incestuous relationships with her mother.

Kenta, the youngest of three brothers, has always been seen as a troublesome child by his mother. However… One spring, his eldest brother gets a job and lives alone, his younger brother goes to a boarding school, and his father is sent abroad alone. With life changing so drastically, Kenta begins living with Kiyoka and her mother. The once bustling house suddenly becomes quiet, and Kiyoka feels a sense of loss… Seeing his mother's state, Kenta feels remorse and emptiness, and decides to reclaim the love he has never been able to possess exclusively…