Shingo harbored an unforgivable feeling towards his father (Masahiro) for mistreating his mother, Shion, but was also terrified by the memories of violence he had endured since childhood. One day, as Masahiro returned home drunk, Shion's voice echoed, "Stop it…" Shingo tried to save his mother but saw Shion in Masahiro's arms, gasping for breath. "Mom... why with someone like him..." Overwhelmed by complex emotions and intense desire, Shingo could no longer hold back and lunged at Shion.
