Many wonder how a narcissist can stay married despite their abusive and manipulative tendencies - but the answer is simple. They're often able to do so because they can be very charming when they want to be. Narcissists tend to show their red flags before the wedding day, but by that point, their potential partner is usually already hooked. There are a number of reasons why the narcissist is able to get married in the first place; their false self can be very convincing.