BaBuKa: Gokudou no Tsuma (Babuka) is a provocative 2011 hentai OVA series featuring two steamy episodes centered on mature women's forbidden desires. In Episode 1, unfaithful wife Rieka faces intense punishment from her yakuza boss husband's underlings after her affair is exposed, turning her dread into unexpected ecstasy. Episode 2 follows welfare officer Hasukata Ren, whose house calls blur the line between duty and slutty indulgence with needy clients.