Wardens of the Other Worlds Series by Cassie Alexander, Kara Lockharte

Sammy O'Connor didn't mean to steal a dragon's necklace...she just kind of did.Little did she know that the viciously hot and muscled Rax Janvier who would come to claim it -- and her -- would be willing to do anything to get it back. It's a fragment of a key that opens up a lock to his past -- and hers.Can she survive being kidnapped by a dragon who's obsessed with her? And what happens if she starts to want him back?

Rough-and-tumble Austin knows better than to flirt with his best friend's younger sister -- she's a princess, part-dragon, and 100% off-limits -- he just can't stop himself.Ryana Blackwood, Princess of the Realms, is coming out of the worst break-up of all time and looking for a rebound. Luckily, her werewolf friend Austin checks all her boxes: he's hot, easy, and nearby. So when Ryana asks him to pretend to show her what a real relationship is like.. moreRough-and-tumble Austin knows better than to flirt with his best friend's younger sister -- she's a princess, part-dragon, and 100% off-limits -- he just can't stop himself.Ryana Blackwood, Princess of the Realms, is coming out of the worst break-up of all time and looking for a rebound. Luckily, her werewolf friend Austin checks all her boxes: he's hot, easy, and nearby. So when Ryana asks him to pretend to show her what a real relationship is like...how on earth is he supposed to resist? But what is he supposed to do when she realizes she's too good for him? And how can she convince him when it's not a game to her anymore?  Wolf's Princess is a sweet yet incredibly sexy romance between two complicated people who are fated mates —they just don't know it yet. less