I've been with my boyfriend for almost 4 years now. We've known each other for about 20 years. I've caught him lying to me, sending nudes to his exes, texting, flirting with new and familiar women, answering sex ads on Craigslist and backpage, setting up dating accounts complete with pictures of his penis. He even took my car to go "chill with a friend." He says he never had sex with anyone, but ..