Miho Yui, the daughter-in-law, comes to me for advice after suddenly being suspected of infidelity due to an unexpected visit. Upon learning of her husband's betrayal, she trembles with rage and declares, "I'll cheat too!" Her words unsettle me, and I make the decision to overpower her late that night. Overcome with shock and fear, Miho Yui is left in turmoil as the night ends in chaos.