Thanks peeps
I was testing this out just after writing this post i wasn't sure if it would work tbh. I went back at night to see if the vampire girls would have sex and they did, i then waited 5 days and the lass spawned, then i checked this post and you guys had said it

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I have run into some of the same bugs some have already reported (speaking to the tavern guy reset dragon & Frida sex soft-lock) and my last question about using a save editor to clear my quest log... can that be done ? i have done the quest but the mayor's long gone