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:

• Bristol Myers Joins Race for New Class of Cancer Drugs With BioNTech Deal - Barron's
• Why do so many autistic adults deal with self-hatred?
• Why does Islam give a bad vibe?
• Davante Adams feels rejuvenated: Joining Rams was "exactly what I needed" - NBC Sports
• Treasury Secretary Busts ‘Alarmist’ Inflation Predictions - The Daily Wire
• Amazon planning $10B investment in North Carolina for data center and AI campus - AP News
• The odd effects a year in space has on the bodies of astronauts - supercarblondie.com
• Do you believe that social media companies should allow posts spreading misinformation about election results, as suggested by Rep. Jim Jordan?
• How can I get the lead guitar removed from a song so I can play the lead Guitar parts myself and have the rest of the band's music playing? Is there ought to be a website or company who can do this?
• GameStop Earnings Reveal Return to Profits. Why the Stock Is Dropping. - Barron's
• ISS Research & Development Conference Cancellation - NASA Watch