RNG and Zenyatta walk in harmony.

He keeps his distance, but he makes sure that she stays within his sight. The elemental may not be a danger. However, the danger of the caverns still exist, and Zenyatta will not neglect his duty to her.

The details of the scene before him may not be clear, but he understands that the two are communicating in some fashion. There are more ways to talk beyond words. He commits as much as he can to memory. "You are welcome. The melody you played was beautiful."