Mitsuko and Sumie (the step-mother) are both entangled in affairs with Kouji, Sumie’s step-son. Kaoru’s Identity:
"The bride confronts her husband about his infidelity and the emotional abuse she's suffered. The argument escalates, revealing a shocking secret that threatens to destroy their marriage. As the bride struggles to come to terms with the revelation, she begins to realize that she must take drastic action to protect herself." mistreated bride ep4 upd
However, without a specific assignment prompt (e.g., a literary analysis, character study, plot summary, or comparison to other works), I cannot produce a meaningful academic or analytical paper. Mitsuko and Sumie (the step-mother) are both entangled