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Another rider approached Naire Drake as she was reloading her weapon.
Since it's a weapon, I agree, she's an archer.
A werewolf on a horse? The werewolf of Plesa killed him, he was shapeshifting into a drunkard or an innkeeper today. HE KILLED HIM WITH A MUG.
The clue seems to be in the dialogue.
Then Plesna could have indeed killed him as a werewolf. It would be good to hang the werewolf, but let's forget about numerology.

Барон "Vampires"
Отдай свои прошлые сны,
В сомненьях себя обрети,
В бешеном танце душа кружится!
Не думай, что будет потом,
Здесь и сейчас мы живем,
Стань хоть на миг сам собой, слышишь!