Saika is the mistress of a married man. Because he has just had a child, he has been very busy lately, there is no time for her. After a month apart, he used the excuse of going on a business trip to spend a day traveling with Saika. It's been a long time since I've been with the person I love, Saika is really happy. The two went sightseeing, eating and having fun together. Afterwards, rest together at a hot spring inn. Saika's beauty and charm made his lover uncontrollable. The two repeatedly fucked each other from the room to the hot tub. Even so, he still cares about his wife and children at home. Feeling lonely when she hears the phone call of her lover and wife, Saika feels lonely in her heart. But she knew that she was only the third person, so she wanted to be happy by his side, giving him everything even for a short period of time...