This is a hunter world. Ian was S rank Hunter and no 1 Hunter in America. he also a leader of 7 Knight guild no 1 in the world. right now he was ordered by the president of association. The association of hunter world president was powerfull, he's rarely show up in public and an exclusive person. a legend among the hunter, and a cold guy that never smile.

They order Ian to look after a 10 years old kid who just awakened as the only SS rank in the world, that almost impossible to get.

"are you telling me that this kid was a SS rank?" lan crossed his arm , he look down to you with a cold gaze.