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:

• Insulin Isn't Just Made by The Pancreas. Here's Another Location Few Know About. - ScienceAlert
• How can one determine if a K-pop star is truly talented? Why do some people assume that all K-pop stars are equally talented solely based on their fame without any evidence?
• What is the opposite personality type of someone with ASPD (antisocial personality disorder)?
• Why would Hugh Grant cheat on Elizabeth Hurley?
• Which MBA specialisation is a good option for me? I have a BE computer degree and working in the IT field.
• Killer Inn is Square Enix’s new ‘murder mystery action’ game - The Verge
• How long would you let a homeless friend stay at your house?
• Algorithm to analyze smartphone app data can predict MS symptoms - Multiple Sclerosis News Today
• What’s your experience of being treated bad for being white?
• A tumultuous week in Los Angeles illustrates the human toll of the Trump administration’s more aggressive immigration crackdown - CNN
• Bad Botox? Six cases of botulism on the South Shore tied to possible Botox injections - The Boston Globe
• ‘Karate Kid: Legends’ Gets Kicked Around in Box Office Bow by ‘Lilo & Stitch,’ ‘Mission: Impossible’ - The Hollywood Reporter
• Why did I move on so fast from a relationship that was my whole life and I was so attached, I moved on by 2 months?