I think he already has her Serena has Spirit Touch, it is the third spell in Auspex.
You can give yourself Auspex with the console, by adding -console in you Vampire shortcut on the desktop.
Then using the ` key to open the console and then typing addthing tomeAuspex
In case you dont want to rely on your NPCs since them tend to come and go during the 800 years
