Is Mom’s boyfriend too good to be true?

SenSe and SenSitivity DEAR HARRIETTE: My mother and father are divorced. Recently, my mom started dating a guy who seems nice. He treats her well and seems very genuine. Because of the physical distance between us - we live thousands of miles apart - I’ve only spent time with them together a couple of times. From what my siblings and I can gather, there is nothing wrong with him. But then I start…