C361 Heart of the Polar Sea Number 10 and Number 9 Beast King

There's not much left of the Invisible Potion. The reason Ye Feng didn't leave Polar Sea was because he wanted to find the Polar Heart.

Of course, he just wanted to see the legendary Polar Heart. To him, destroying the Polar Heart was just wishful thinking.

He guessed that the Polar Heart should be in the center of Polar Sea, but this was only a guess. As for where exactly it was