It is not the cresting Kiin
But it IS the travelling Tress of the Emerald Sea! Looks like it's going right back to you, well guessed I didn't intend to pick someone so close to Xisis but then I was looking at the Echo and the Bunnymen songs and I couldn't ignore who they pointed to. The rest of the clues were going to be:
Silver
Ocean Rain
Seven Seas
The Killing Moon
Rescue