When I met my girlfriend, she told me she was divorced from her ex-husband so we could be together. We’ve been in a committed relationship ever since. A few months ago, she got pregnant, and I supported her through everything until she gave birth last month. Now she’s confessed that the baby isn’t mine but her ex-husband’s, and admitted they’ve been secretly seeing each other behind my back. I feel completely betrayed, and to know the truth once and for all, I demand a DNA test to confirm the baby’s paternity. - Man pleads