Dwarf

Look back to Karen.

Back then, Kael'thas teleported away directly after meeting Karen without telling Karen where this place was.

Karen didn't know where to go. I originally wanted to ask my brother Kael'thas, but I felt a little embarrassed to have to communicate with magic just after leaving, so I decided to explore with Chen. Stormstout.

Karen found a place to hide the submarine. No matter how small the submarine was, it couldn't fit into Karen's space ring, and it was inconvenient to carry, so he had to leave it where it was.

They landed ashore, but as soon as they landed, they faced a huge mountain. No matter who they were...