Curse of the Phoenix

"Keeping you alive is tiring, so try not to die next time."

Matthew Myers is an ordinary student living life after the Collapse until he finds himself mixed in the plans of an evil organization. After being saved by a mysterious but formal man, he joins another secret organization only to discover he wields a curse from a legendary creature.

The cover art isn't mine. I only edited it. Here's the link to the picture and source: https://www.freepik.com/free-vector/hand-drawn-phoenix_7407524.htm#page=1&query=phoenix&position=6