Adding the "wife" label to the gravure idol trope increases the narrative weight. In fiction, a marriage represents a peak level of commitment and intimacy. When an NTR plotline is introduced into a marriage, it focuses on the destruction of that "sacred" bond.
: Please keep in mind that this is a draft article, and you may want to modify or expand on the content to better suit your needs. Additionally, the topic of NTR can be sensitive, and it's essential to approach the subject with care and respect for those who may have experienced similar situations.