Daeho who has a crush on his friend 'Sion', decides to be courageous and confess to Sion, but then Sion sneer at Daeho's confession which leads to the start of a violent relationship After being hurt by Sion, Daeho feels devastated by the book he was encouraged by to confess... But right at that moment, a strange light emanates from the book and takes Daeho to another world.