Trading Your Lover for Another… Experiencing the Ultimate Fetish! Is it to show off your lover? Prevent monotony? Everyone has their own unique reasons for engaging in this ultimate fetish. This series, featuring the intimate moments of eight couples who met through an online forum, is captured through a fixed camera. They savor the qualities of others while reaffirming the goodness of their own lovers. Unable to contain their excitement in this unfamiliar environment, these couples engage in erotic swapping sex at an undisclosed location in Tokyo. This is the 16th installment of the series!