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:

• We Finally Know The Route Of Neanderthals’ Massive Migration Across Eurasia - IFLScience
• Analysts Look to Tesla’s Robotaxi Launch After Stock Hit From Musk-Trump Spat - Investopedia
• Why do some straight men like to suck dick but don't find other males attractive?
• Reds star Elly De La Cruz homers after learning of the death of his sister - AP News
• Fed’s Waller sees path to multiple interest-rate cuts this year - MarketWatch
• What are the reasons for people being banned from social media sites like Twitter and Instagram? Why is it considered a big deal?
• Brain Uses Separate Synapses to Balance Learning and Stability - Neuroscience News
• PGA Tour Announces Unfortunate News About Multiple Golfers During US Open - Athlon Sports
• Why don't men find fat women attractive?
• If Russia needs the resources to fund the war in Ukraine, why doesn’t it throw open its doors to visa free western tourism? Enough people would be interested, & it would start to get some hard currency as €, CHF, £, SEK, $, JPY in the tills at shops.
• Dog attacks on postal workers are the most they’ve been in 7 years - NBC News