Mögr has grown tired of Reinn's constant moaning about the work to be done in the Twenty-first Hall, and invites the dwarf to continue with the expedition in the Twenty-first Hall.
'Reinn is a squeaky wheel, and is ruining the morale of my dwarves... and of me as well! I think it will be good for him to carry on the exploration of Zelem-melek.
'Perhaps then he will see once and for all that there is no danger here worth fussing over. I hear there is a grand hall to the south of here that awaits exploration. You should join him, ${PLAYER}!'
The summoning horn can be found in the Twenty-first Hall, next to Mögr.
You should use the horn to call Reinn to your side when you are ready to depart.
The Great Hall of Durin is south of the Twenty-first Hall, found by taking a right from the southern arch.
Mögr has asked you to explore the hall south of the Twenty-first Hall.
Reinn can be called to your side using the horn he gave you.
You should speak with Reinn.
The Great Hall of Durin is south of the Twenty-first Hall in Zelem-melek.
You should explore the Great Hall of Durin in Zelem-melek with Reinn, heading south-east.
Reinn can be called to your side using the horn he gave you.
You should speak with Reinn.
You spotted the light of a camp-fire on the lower levels of the Great Hall of Durin.
You should find the camp-fire and the one who tends it.
Reinn can be called to your side using the horn he gave you.
You should speak with Reinn.