Oliveira von Schtradius

Oliveira von Schtradius (オリベイラ フォン ストラディウス, Oribeira fon Sutoradiusu), more commonly known as Oliver Schtrom (オリバー シュトローム, Oribā Shutorōmu) is the quintessential villain of the series. He caused the increase of a lot of demons and devils in the kingdoms by using common people.

Appearance
Stradius is a young man with long silver hair. In his days as a teacher in a high school in Earlshide Kingdom, he sports an eye mask to hide his red eyes, a common trait demonized humans have, while feigning blindness.

Personality
Stradius has no empathy for anyone, willing to sacrifice any number of people to achieve his ends.

Schtrom also seems to have an existential crisis, having no further goals for his life after getting his revenge.

Before becoming a devil, he was a kind and compassionate man who cared for commoners and deeply loved his wife.

Background
Two years ago, he was known for his real name Oliveira von Schtradius and is also the name of the head of a duke family which hold a right to inherit the throne. Even though he was a noble, he gave time for the commoners with Earlshide’s nobles and commoners’ relation as his ideal, he desperately tried to improve his citizens’ livelihood.

As a couple of Bluespehere Empire’s nobles, Oliver was a very devoted husband, without any concubine he was very loving his wife, Aria, and their harmonious circumstance was famed even among citizens, as an Empire’s noble, their popularity among citizens were unusually high. along with great admiration to the couple came with the jealousy and hatred as citizens wanted to move to his territory, feudal lords were prohibiting migration, prohibit them went toward Schtradius territory. But, whether they didn’t concerned by that prohibition, there were many people who disregard that prohibition and migrating toward Schtradius territory.

The other lords framed Oliver as a human abductor and burned his house with his wife inside. As Aria was pregnant, the fire killed even their child. In the midst of his despair, Oliver shouted to the citizens and stimulated his hatred. Releasing the massive amount of magic which he gathered, the territory of Stradius was wiped out.

Chronology
Schtrom appeared under the pretense of helping his student Kurt. He goaded the humiliated Kurt and aided his transformation into a devil. He watched the battle between Kurt and Shin and left after its conclusion.

He was interrogated about his relation to Kurt and was brought to a trap after he let slip that he knew Kurt turned into a devil, which was top secret information.

He fought all the guards and came into conflict with Shin Walford, who was coincidentally nearby at the time. Shin and Schtrom fought and it was revealed that Schtrom was actually a devil who retained his sanity. The two fought, which ended when Schtrom escaped with grievous injuries.

Schtrom ultimately took over the Bluesphere Empire after killing or transforming all the citizens.

Trivia

 * Schtrom is the first devil known to have retained his consciousness.