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:

• What is the meaning behind people claiming to hear voices of God in their heads without anyone else hearing them? Is this a sign of mental illness or possession by an evil spirit?
• YouTube adds more AI, but not everyone's happy about it - TechSpot
• Why do I get bored with porn so quickly? I can watch maybe half a video (5 mins max) and then get bored and do something else. I don't watch porn often, just a teenager. 17.
• Sydney Sweeney’s Miu Miu Ballet Flats Bring Rebellious Spin to Bezos-Sánchez Wedding in Venice - WWD
• Heidi Fleiss Biopic, ‘One Of Them Days’ Sequel And Ang Lee’s Latest Among 48 Films Awarded $96M In California Tax Incentives - Deadline
• Unreleased GeForce RTX 3080 Ti with 20GB memory spotted on eBay - VideoCardz.com
• CD Projekt Red clarifies Unreal showcase of Witcher 4 was tech demo, not gameplay - GamesIndustry.biz
• Atlas V rocket launches 2nd batch of satellites for Amazon's Project Kuiper megaconstellation (video) - Space
• Iron is naturally present in these 10 foods - Times of India
• All the ways Apple TV boxes do—and mostly don’t—track you - Ars Technica
• AI alone cannot solve the productivity puzzle - Financial Times
• What do teens do at night?
• Reds cut infielder Jeimer Candelario halfway into $45 million deal: ‘Sunk cost’ - New York Post
• 2 Years of Exercise Reversed 20 Years of Aging in the Heart: Longest-Ever Randomized Trial on Exercise - Good News Network
• Joshua Kimmich doesn’t hold back following Germany’s 2-0 loss to France in the Nations League - Bavarian Football Works