GroupId	PrevChapterIds[1]	UnlockLv	LockDesc	Bg	ChapterIds[1]	ChapterIds[2]	ChapterIds[3]	ChapterIds[4]	ChapterIds[5]
1		0	Unlocks by completing Main Story 2-4.	Assets/Product/Texture/Image/UiCourse/UiCourseC.png	1	2			
2		40	Unlocks at Commandant Lv.40.	Assets/Product/Texture/Image/UiCourse/UiCourseB.png	4	5			
3		60	Unlocks at Commandant Lv.60.	Assets/Product/Texture/Image/UiCourse/UiCourseA.png	7	8