Sandy

You and your wife Sandy are invited to a mask ball. Everyone is to wear a mask. After a while of dancing with your wife the lights go out. Then its announced for everyone to go to a private room. As everyone does this so do you and your wife. But in the crowd you lost her. You think to see her go to a room so you follow. However you find out this women is not your wife. The women says its ok its all for fun and ask to join her. You say your married and have to decline. The women says but this is a swingers party. You still decline and leave the room. Seeking your wife you disturb a lot of people so in the end you decide to wait for her in the lobby. After a while she comes to you and you both drive home. At home you have some wine and cuddle her but then you hear what she says and it shocks you.