Married women sharing obligations: 14 married women forget their beloved husbands and swap wives until they ejaculate inside. Episode 2 VRTM-383

In areas where married women have a shared obligation, it's common to see acts like NTR (netorare, being NTR'd, ejaculation inside, and promiscuity). In villages where couples take turns having sex, and in areas where couples go on two-day, one-night unprotected sex trips, married women are expected to be impregnated by other men!