From the description: Engage in a fight to the death against the First Plague ! This adventure is full of well… blood, blood monster, traps, and a fight against the Antichrist that is the 1st Plague. You are renowned adventurers, mighty heroes of the Realm, and the Realm needs your help. The 10 plagues have been unleashed upon the lands, and who else but you to take the fight against the first one. The Altar of Blood is an adventure designed for 4-6 level 17 characters for use with the 5th Edition ruleset.