Most sentient species’, regardless of affiliation, pay homage in some form or another to at least one of the Gods. The facts and details have faded over time, but there is no doubt that they banished the Daemons that threatened to destroy all life, and they rebuilt the world. Even those that do not pray for help and advice will give thanks and pay their respects.
When creating characters in this world, have your players choose up to four Caretakers their character resonates with most deeply. They do not have to be devout followers, but whichever has the ideals their character is closest to.
After the gods retreated, there was a power void which certain other beings decided to fill. They call themselves Caretakers, and they are second in power only to the gods themselves.