A shocking tale of taboo directed by Gunji Kawasaki! This story explores the forbidden relationship between mother and son, transcending blood ties. Five years after losing her husband, the mother begins cohabiting with a man she met at a bar. The man continuously satisfies her intense sexual desires, leaving her son deeply unsettled by his presence. As the only child, the son feels responsible yet becomes entangled in his mother's new life. The emotions developing between them cross the forbidden line. A mature narrative blending profound human drama with a stunning, intense storyline.