I am writing a romantasy novel and I’m starting out with a love interest who was a previous ex. In the end, he will betray her, however I need some character flaws that leaves characters feeling uneasy about him. Any tips?

Read also:

• More seniors are using cannabis than ever before despite health risks, research shows - Fox News
• Sex advice: I'm finally ready to enter my promiscuity era. But there's a catch. - Slate Magazine
• Ducks GM Pat Verbeek Discusses the Trade and What's Ahead for Anaheim - NHL.com
• Who are the actual "science deniers": people who wait until vaccines are proven effective, or people who believe that there are more than two genders?
• In what ways does Bollywood represent India's culture to the rest of the world through movies, songs, and dance? Is this representation accurate?
• The Tastiest Side Dish At Panda Express Is Actually One Of The Healthiest Things On The Menu - Tasting Table
• While you sleep, these bugs throw a party on your face - East Idaho News
• Why have feminists not demanded that females be required to register with the selective service? Are female lives more precious than male lives?
• Belmont Stakes: Hill Road faces challenges beyond tough field - Horse Racing Nation
• This Simple Lifestyle Change Could Help Lower Your Heart Attack Risk by Up to 61%, New Study Says - EatingWell
• A rare shark is seeking refuge in Miami's Biscayne Bay. Here's why scientists just spent 8 years tracking it - BBC Wildlife Magazine