Arnold is a lethargic prince who is ridiculed by the entire empire as an "insipid" runner. But in fact, he is the most powerful prince with a secret identity as Silver, an SS-grade adventurer who manipulates forbidden ancient magic! The story of the strongest prince who plays the role of an incompetent, and his secret struggle for the throne begins!

Princess Marianne of Cornix have arrived at Wirth, the heart of the Adrasian Empire to seek asylum. The Emperor was thinking of turning Cornix into an ally...but also thought that it would be better if one of the princes marry Marianne. The first candidate was...Arnold!There was another issue he had to face. While Silver continued destroying the branches of Grimoire, he happened to bump into Haagenti --a demon who possesses power equal to SS-class adventurer.To defeat this dreadful monster...

Princess Marianne of Cornix have arrived at Wirth, the heart of the Adrasian Empire to seek asylum. The Emperor was thinking of turning Cornix into an ally...but also thought that it would be better if one of the princes marry Marianne. The first candidate was...Arnold!There was another issue he had to face. While Silver continued destroying the branches of Grimoire, he happened to bump into Haagenti --a demon who possesses power equal to SS-class adventurer.To defeat this dreadful monster...

Arnold is known as the "Insipid Prince" throughout the kingdom, but he is just acting. His twin brother, Leo, knows that his brother is smarter than anyone.Also, he has a secret identity that even Leo doesn't know...he's Silver, an SS-class adventurer who can use ancient magic.He wishes for Leo to be the next king, or else he and his precious ones will be killed. He and Leo defeated Gordon, one of the princes who tried to take the throne using military power.Now there is only one more prin...

Arnold is a lethargic prince who is ridiculed by the entire empire as an "insipid" runner. But in fact, he is the most powerful prince with a secret identity as Silver, an SS-grade adventurer who manipulates forbidden ancient magic! The story of the strongest prince who plays the role of an incompetent, and his secret struggle for his twin brother to take the throne began!

Arnold, the seventh Imperial Prince of the Adrasia Empire, is called "THE INSIPID PRINCE" among people since his twin brother is genius and respected by all people. However, he has a secret identity -SILVER, one of the only five -SS-rank adventurers in the continent. When his younger brother Leo decides to aim for the throne, Arnold starts running things behind the scenes to support his brother. Unexpectedly the most beautiful lady becomes his assistant. The secret struggle of the stronges...

Arnold, the seventh Imperial Prince of the Adrasia Empire, is called "THE INSIPID PRINCE" among people since his twin brother is genius and respected by all people. However, he has a secret identity -SILVER, one of the only five -SS-rank adventurers in the continent. When his younger brother Leo decides to aim for the throne, Arnold starts running things behind the scenes to support his brother. Unexpectedly the most beautiful lady becomes his assistant. The secret struggle of the stronges...

Arnold is known as "the insipid prince" by the entire empire, which means that all the talents were taken from him by his twin brother.Everyone thinks he is just playing around, a lazy prince. But in fact, he is very clever and strong, with a secret identity as Silver, an SS-grade adventurer who manipulates forbidden ancient magic!And now, he is taking part in the battle for the throne for his twin brother...but almost no one can imagine what his plans are!One of their brothers Gordon hadn...

Arnold is a lethargic prince who is ridiculed by the entire empire as an "insipid" runner. But in fact, he is the most powerful prince with a secret identity as Silver, an SS-grade adventurer who manipulates forbidden ancient magic! The story of the strongest prince who plays the role of an incompetent, and his secret struggle for his twin brother to take the throne began! This is volume 6.

Arnold is a lethargic prince who is ridiculed by the entire empire as an "insipid" runner. But in fact, he is the most powerful prince with a secret identity as Silver, an SS-grade adventurer who manipulates forbidden ancient magic! The story of the strongest prince who plays the role of an incompetent, and his secret struggle for his twin brother to take the throne began!

Arnold is known as "the insipid prince" by the entire empire, which means that all the talents were taken from him by his twin brother.Everyone thinks he is just playing around, a lazy prince. But in fact, he is very clever and strong, with a secret identity as Silver, an SS-grade adventurer who manipulates forbidden ancient magic!And now, he is taking part in the battle for the throne for his twin brother...but almost no one can imagine what his plans are!

Arnold, the seventh Imperial Prince of the Adrasia Empire, is called "THE INSIPID PRINCE" among people since his twin brother is genius and respected by all people. However, he has a secret identity -SILVER, one of the only five -SS-rank adventurers in the continent. When his younger brother Leo decides to aim for the throne, Arnold starts running things behind the scenes to support his brother. Unexpectedly the most beautiful lady becomes his assistant. The secret struggle of the stronges...