Complex sentence: The next day, Shi-oon attends school and after confronting Chang-Ho goes to class, it is at this times that the Alliance Chief and a number of his subordinates appear to search for clues on Goomoonryong.
Split into simpler sentences: The next day, Shi-Woon attends school and after confronting Chang-Ho goes to class. It is at this times that the Alliance Chief and a number of his subordinates appear to search for clues on Goomoonryong.