Alastor and Charlie have become engaged and so have Angel and Vaggie. Finally some good things are beginning to happen in Hell and everyone is excited about the wedding. Everyone except Charlie's father who doesn't want his daughter to marry an inferior sinner demon and Vaggie's man-hating mother. When these future psycho in-laws get together to sabotage the wedding and eliminate their daughters's fiances. Both are very crafty but so are Alastor and Angel, and when they catch on to their little scheme they are ready with a counter attack. So now it's all out battle between future in-laws as both sides fight to determine the fate of the upcoming nuptials while making sure that the brides don't find out.