The Tiamat Sacrament is a game made in RPG Maker 2003 by Drakonais. In the past, the Evil Overlord Ry'jin annihilated all dragons after using their DNA to create an army of Super Soldiers. He then used this incredible power to rule the world with an iron fist. A rebel group has formed to stop him, but they are too little in number to make much progress. However, they have hope: one dragon survived Ry'jin's extermination, Az'uar. He hatches during the game's opening, his egg disguised as an ordinary rock. As a newborn, Az'uar is very confused and has little knowledge of the world around him. Fortunately, he is able to draw on the wisdom of his ancestors through the dragons' "Blood Memory" (a sort of collective Hive Mind of all dragons who have every lived), but it is clouded due to the near