Who the Hell is Werner?

One day, Draco Malfoy finds his wife crying. She says something about a dead man who named "Werner". Can Draco find out who is Werner? One-Shot Married!Dramione

The cover isn't mine. I found it on the Net.
The Cover's Original: https://www.google.com/url?sa=i&url=https%3A%2F%2Fscarefairy.tumblr.com%2Fpost%2F147017846276%2Fwhat-you-could-be&psig=AOvVaw2QMgU4wlPQGaTBDnb-cADX&ust=1608212116269000&source=images&cd=vfe&ved=0CAMQjB1qFwoTCMjS-5TP0u0CFQAAAAAdAAAAABAD

I don't own Harry Potter.