Lessa

Lessa (Kor. 레사) is a Korean Manhwa written and illustrated by POGO.

Plot
Five years ago after a devastating attack by Demans, many humans had their lives turned upside down. One such human is Rano, a young man who lost his Mother and his dog Marco in the attack, after this incident his sister Lucy disappeared and it is his sister that he's spent the last five years searching for, along with his friend and doctor Sam, archaeologist Miena, researcher Yuzuru and Lessa a God looking for redemption, they set off to find out the truth about what happened to Rano's sister and rescue her, before it's too late.

Official

 * Official English Translation Season 1, Season 2
 * Official Korean Version Season 1, Seasons 2 & 3