Book Hint - Redshale 1

"He must have lived in the north, as I have found out that his fortress was so cold, it could have only been magical. Rumors are that unless you are magically protected or heavily clothed that you will die in a matter of minutes. Rumors, I know. But this also leads me to believe that maybe he was a lich, but all encounters with him do not match up with that information so yet another mystery. Man or Undead? Rumor is one of the orginal party that tried to make it in survived and is living life out as a hermit. He is the key..

I must find this book, the power will make any wizard undefeatable. I have heard of a wizard and his friends that laid hands on it once. And one of them made it out alive. I must find out more about them, and I must again dive deep into the abyss for answers.