The Retirement Life of a Killer Cultivator

There is a legend of a killer circulating in this world. His first mission was to kill the little demon in the golden elixir stage. His second mission was to kill the monsters in the Nascent Soul stage. His third mission was to kill the demon king who was in the out-of-body stage. His fourth mission was to kill the Demon Emperor in his distracted state. … His tenth and final mission was to kill the quasi-holy Rishi. He always kills people with only one move. He later retired and became a coffee shop owner. A very strange coffee shop owner who is also a teacher He is our protagonist, You Yu, codenamed Ghost. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.