In a historical city called Quatrum there was a legend about the Silverston's legacy who forever be the guardian of the city until the end of their life.

When hit 15 years old, Graxz and his sister, Rolex, were forced to go out of their country, Ostrington, to Floez Smana in order to continue their journey of education at the school that comes with the name Yurika School. What they don't know was what lies in the country. They soon discovered that the country, Floez Smana, was full of crimes, super villains with unimagineable superpowers and magics. They went on an extraordinary journey full of romance, comedy and betrayal as they tries to recover the city from devastating evil that threatening the city. Along the journey they made some friends at school as they fought againts the criminal to bring back justice. Will they succeed?

A story that happens in the modern life where monsters still exist . This is a story where two teen individuals become friends or more than friends to become the greatest duo.

Edgar Ashford, was just an average high school student, until he had to break through deadly hindrances in order to rescue Sarah Grace who was kept by them in the demonic underground lair called the Sinister Vault.