The Sunspire looks like we're in for nasty weather

Rannoch shook his head at Cassiopeia's response. "No," he elaborated, "A wolf named Vaati gave this to me. He attacked me at random in an unclaimed territory." It had been nearly a year since the assault had happened. "I have no idea why he did what he did. I had been out looking for my brother, Cypress, minding my own business." 

"Moonspear actually saved me," he admitted then, "I'd be dead if they hadn't been there."

In time, Cassiopeia and Rannoch's conversation's reached its natural conclusion. Upon this benchmark in their exchange, he excused himself—the border were calling to him, and he acted on the summons.