Rikanellie asks you to kill Brass-Eye Grogget. Go to the Steel Rake and defeat him. Raninerk will let you in.
Step 1. Kill Brass-Eye GroggetThe captain of the Steel Rake, usually found in the Steering House. He lost an arm in battle, and had a steel rake fitted in its place. on the Steel Rake (x5).
Step 2. Talk with Rikanellie.