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:

• New Non-Opioid Drug Offers Powerful Pain Relief Without the Dangerous Side Effects - SciTechDaily
• The "F1" Reviews Are In - Dark Horizons
• What would you change in Rings of Power?
• FDA rushed out agency-wide AI tool—it’s not going well - Ars Technica
• How a grad student got LHC data to play nice with quantum interference - Ars Technica
• Bold & Beautiful Just Put Deacon On Luna’s Hit List — But Next Week’s Return of [Spoiler] Will Change Everything! - Soaps.com
• Natural Tick Repellent Found—on Donkey Skin - Newser
• Can a hoodoo or candle spell be used to remove a love spell placed on someone by another person? What is the difference between voodoo and hoodoo?
• Why does my iPhone keep on saying I can’t upload photos to iCloud and say it doesn't have enough iCloud storage when it still has space?
• What is the best sex you have ever had (in detail)?