Narcissists like to kind of be in a relationship but also kind of not. Andreassen, C. S., Pallesen, S., & Griffiths, M. D. (2017). The tendency of a narcissist to cheat on a partner comes from a combination of factors. They are stuck at an early childhood development stage around two-years-old emotionally. Even if you have evidence of cheating. She loves me and wants to marry me. They're ignoring you and making themselves inaccessible to you. Do Narcissists Know They are Hurting You? We all tend to build up some baggage in life, including rumors and bad reputation elements that might follow us around a bit. . //