The critical distinction in "Biwi Ki Adla" relationships is between and coerced practices. Ethical partner-swapping requires:
Studies suggest that about may be in a consensual non-monogamous relationship, with up to 25% having past experience with CNM. Importantly, research shows that people in CNM and monogamous relationships have comparable relationship functioning and quality, and struggle with similar relationship problems.
Ensure all four partners have valid flaws and virtues so the audience sympathizes with the dilemma.
Both marriages are intact legally but dead emotionally.