A mother and her 19-year-old son could face prison time for their illegal sexual relationship. Hasan and Grace think this love affair is disgusting. What do you think? “A mother and son whose forbidden love affair could land them each a lengthy jail sentence have declared they are 'madly in love' and nothing will tear them apart. Monica Mares, 36, and her son Caleb Peterson, 19, face up to 18 months in prison if found guilty of incest at a trial later this year in New Mexico. But the mother and son couple have vowed to fight for their right to have a sexual relationship and are appealing to the public to donate to their legal fund. In an exclusive individual interviews with Daily Mail Online, they told how they are willing to risk everything to be together - and have decided to go public with their affair in a bid to raise awareness of Genetic Sexual Attraction (GSA) relationships."