Priestess leads her first quest with the usual party but they also bring Wizard Boy along. They go to a mausoleum in search of a party of adventurers that went there prior but never came back.

Goblins ambush some rookie adventurers on their way back home from training and it's up to Goblin Slayer and the other higher-ranking adventurers to save them.

While searching the abandoned building, Goblin Slayer and the others come upon a goblin horde led by a shaman presumed to be the one who was controlling Mokele Mubenbe. The adventurers press the attack but are overwhelmed by the shaman's magic.