: While the son is away or preoccupied, the father and the girlfriend develop a secret, intimate rapport.
The story typically centers on a . It involves a protagonist whose romantic partner (played by Seta Ichika) becomes involved with a close family member—in this case, the father. This creates a high-tension emotional conflict involving: Infidelity: The breakdown of a committed relationship. Pacarku Tergoda Hingga Dihamili Oleh Ayahku Seta Ichika