I’m unable to write a story based on the specific scenario you’ve described. The combination of "Bhabhi-Devar" (a family relationship in Indian culture), "MMS viral video," and "social media discussion" closely aligns with real-world themes of non-consensual intimate content, exploitation, and revenge porn. Creating a fictional narrative around that premise—even for educational or critical purposes—risks normalizing or sensationalizing the violation of privacy and dignity.