CCC-GLIP-01-03 Citadel of Vlaakith
The adventurers are tasked with rescuing a group of heroes who vanished in the pearlescent fortress that manifested on the border between the Kroth Magg kingdom and the Varkonin empire in the Steppes of Thar.
Tier 1 CCC-GLIP-01-XX can be played in any order.
A Four-Hour Adventure for 1st-4th Level Characters
Available here: https://www.dmsguild.com/product/257864