Nutaku's "Taboo" brings a PC gaming twist to the incestuous family dynamic. In this eroge, a devout daughter and son find solace in each other's arms, their religious upbringing be damned. With dad oblivious, they commentated gameplay evolves into a kinky fuck fest. The siblings lick, suck, and fuck their way through the game, their real-life bodies mirroring the animated characters on-screen. As they reach the final level, their inhibitions shattered, they confess their love and lust, ready to face the consequences of their taboo passion.