Petos

Petos is a member of Order of Diabolos, being the 10th seat in the Knights of the Round.

Background
Petos is send to the Golden Panther tribe village and obtained a possessed "Matches" sample. he reaches the village and informs the branch family tribe that their village has traces of possessed, where he heads to the tribal chief's house. He persuaded the tribal chief to give up his daughter, but he replied to him that he lied and say that Demon possession is the bullshit of the Holy Church.

He say to the chief that he have proof for that statement, which he replied that their tribe have a long-standing bloodline of a Beastkin hero and tell the real truth about the three heroes and the demonic possession. Petos lied about his true statement by saying it's a blasphemy against the Holy Church.

The chief continues that he been curious about the story of heroes and demon, which he confirm that the fairy tale story that was passed down in the golden panther group are the truth, while The Holy Church distorts it, making Petos expression seems irritated about his confirmation.

Then, the leader of branch family treathed the chief and say where his daughter, but he refused. When the chief's daughter revealed herself, his father say to her that she must fulfilled her mission by heading to the east at the Midgar Kingdom, to find someone who will cure demonic possession and tell his wife to with their children while he stay behind to protect them from his tribe and Petos, to which he activated the power from the Beastkin hero, Lili.

Petos surprised by the chief's attractive power, which he never think there would be her descendants in this village. He decide to attack him because he feels that the gathering demon possessed will be an unexpected advantage. Petos kill the chief by cutting his head and carrying it, also ordering his men to taken care of all the members of the golden panther group by killing all of the, so there will be no information leakage of the real truth of the three heroes and demon Diablos's story.

Then, Petos search for the possessed chief's daughter. By a chance, he found the chief's wife and beheaded her, so he will carrying her head. Petos found the girl, carrying his baby younger brother at the beach and showing the severed head of her parents. He walk toward her and tell which one of them is a possessed, which the girl replied honestly.

Petos introduce his name to her and his rank, also say to her that she will become a valuable test subject. Knowing that her brother is not a possessed because the cases of demonic possession in men are very few, but they are not nil. So, he decide to kill him painlessly, by stroked her brother's neck with his chain.

The girl screaming at her brother's death, but Petos let out a mocking laugh as he looked down at her because thanks to her, his path to become Rounds will open. When the girl scream at him that she will kill him, while holding her family severed head, Petos ignored and turned his back on her, which he called his subordinates from the forest to confirm that the tasked is completed by showing all severed heads of the golden panther tribe to her, including the branch family leader.

The girl then charged towards Petos, but his chains sent her flying. Petos order his men to arrest the girl and send her to Valliora's laboratory, while he prepare a preparations for the faction. But, he received word that the girl from the golden panther tribe have escape by unknown group. Petos then became obsessed with finding her whereabouts.

After that, his achievement became the foothold for his promotion to the Rounds because he wiped out all the Golden Panther tribe and obtained a sample.

Some time later, Petos becomes the 10th seat Knight of Rounds due to replacing the previous seat holder being killed by someone. He thank for it and owe a lot for making him the Rounds.

Fenrir knows that Petos normally wouldn't be able to become Rounds because his achievement is weak, which he states that his promotion is nothing more than a substitute and never acknowledge Petos' position is equal to him.