Two best friends who believe that "friendship between men and women exists!" engage in a slippery lotion intercrural sex experience! Can "friendship" overcome "sexual desire"? During an erotic mission in which they touch the bare breasts, bare ass, and bare pussy of their female friends, who they should not be aware of as women, all the men end up getting erections, resulting in a failed mission! What ejaculation method do the two choose for the final mission, which must involve ejaculation?!