Her husband died first, and Reika had been living with her son for many years just the two of them. During that time, her son began to have feelings for Reika that were not just maternal love. Recently, Reika met a man named Kitamura at her part-time job. They even started talking about marriage. Reika brought Kitamura home and had sex. The son who saw that attacked after Norimura left, saying "Mom isn't satisfied, huh?" A few days later, the awkward son left home, and Reika married Norimura. A year later, Reika headed to the apartment where her son was living alone...
