That was how Maalum's complicated life began. His father ran away before he was born and his mother sacrificed herself to save him, handing him over to Reirei.
This was the beginning, but you can read the whole story of this adorable hybrid, starting here: https://inkbunny.net/s/2196605
In the future, I intend to write a prequel, telling the story of Maalum's parents. But that may still take time to happen, since I am currently working on a big project with a great friend of mine.