매력적인남자친구의아버지에게끌린그녀들,유혹의손길을내미는데…                                      직장때문에에히메에거주중인히토시.연휴를맞아에히메에서만난애인사나와함께도쿄의아버지집으로놀러가게된다.                                      두사람을반겨주는토이치와요코.히토시에게죽은형의아내요코에관하여묻는사나.요코가착해아버지의뒷바라지를해준다고짐작할뿐,히토시도자세한사정은알지못한다.                                      며칠후,몸이좋지않은사나를쉬게하고외출하는히토시.잠에서깬사나는물을마시러거실로가토이치와요코의정사를보게된다.                                      두사람의섹스에흥분한사나는감정을주체하지못하고자위를하게되고,그후에도풀리지않는욕구를참지못한그녀는그날밤토이치의방으로찾아가한가지...