the boy who loved

In which Kim Hanbin goes to his first year in hogwarts and has to deal with the so called mean and bad boy from slytherin second year Kim Jiwon, but discovers later that he is not as bad as he looks he is
This is my first fanfic and it's gonna be an ikon/winner, it will contain all the main ships of tye two groups but mostly double b and many other idols will appear in it especialy winner