PROLOG
 CHARACTERS

 STORY : chapter.1−17
 01.Red fish and White fish
 02.Promise
 03.To realize his dream
 04.Dark Cave
 05.One condition
 06.Courage
 07.I will keep my promise
 08.Aretel
 09.Zyun vs Aretel
 10.Something bright
 11.Ruriee's decision
 12.Pain and sorrow
 13.Life
 14.Resolution
 15.Shining surface of water
 16.West Lake
 17.Looking at the sky