Searching for a very specific werewolf book! Please help!!

So I read an excerpt of a book on TikTok and I have not been able to find it ever again!! It's a werewolf novel with twin fmcs only the one is like the main mc and the other is just kinda there. The fmc is pale with long pale hair and a crescent moon shaped birthmark on her face. She was reborn and flees her pack before her family can unalive her for the second time. Someone please please please help me find this book!!