Can someone tell what this story is about? I'm understanding nothing, NOTHING!!! 

https://mangabuddy.com/manga-list/17949
All must read colorful BL collection ⬆️⬆️
*The Ghost's Nocturne *Tale of yellow Dragon *Ways of Parting
All must read colorful BL collection ⬆️⬆️
*The Ghost's Nocturne *Tale of yellow Dragon *Ways of Parting