Terina can be found sitting on a bench near a fountain on the Northern side of the Port Hunding. She can be talked to during the quest Dead Man's Wrist.
"Keep moving. I'm in no mood to chat."
I found this note and bracelet. Were they your brother's? "I knew that Goblin-spawn would put a dagger in our backs. Siraj never could pass up a pretty face. This bracelet was given to my ancerstors by King Fahel. Siraj always wore it. Take this in thanks. Ruptga guide you."