Origin Of Tir Na Nog

In a land of immortals the Millenains thrive, they are identical to humans, but their body and life cycle is another story, the Millenains are always on a quest to get stronger, since the beginning of time.

They've tried to break the power sealing limiting GrandMasters, some Millenians have been trying to do that since the beginning of time, due to the nature of the Millenians they rarely form genuine bonds, out main character Taylor is in his first day of life he, meets Jordyn a Millenian at the pinnacle of strength, and he's guided by Jordyn to get stronger, to use a skill called [Fusion],

However is that is only the beginning, his true goal is to take away the Millenians immortality, and create a world where love and genuine long lasting bonds can exist, he gets his wish, they lose their immortality however this was not his doing, and it didn't get him the result he wanted.

The monsters they kill for items and power are increasing in number and strength, with the threat of mortality, and the monsters thriving what will the citizens of Tir Na Nog do, and what is our main characters role in all this?.