Raised in a single-mother household, the son had developed an intense emotional dependence on his mother, Mako Morishita, whom he saw as a hardworking and virtuous woman. But one day, that illusion came crashing down when he discovered she actually had a male sex partner. Internally shaken by this revelation, his turmoil deepened further when he witnessed his mother behaving in an unexpectedly provocative manner. At that moment, driven by curiosity and arousal, he secretly watched his mother engaging in sexual acts with her lover. Overcome with excitement, he began breathing heavily, unable to suppress his arousal. This abnormal dynamic between mother and son continues to shake the son’s psyche, profoundly impacting his emotional growth.