suddenly, without any warning, husband's childhood friend, shuugo, showed up. this man was actually an escaping bank robber. he evaded investigation and finally reached here seeking a hiding place. on the other hand, unaware of such circumstances, healthy and risa couple were surprised to see a familiar face but welcomed him in, happy to reunite. after securing his immediate needs, shuugo then moved to satisfy his next desire, sexual desire, and approached risa.