My Senior Brother is Too Steady - Chapter 112: The Influence of the Ash Scatterer

A teenager named Evan Mason was reincarnated into the magical world of Harry Potter and goes to school at Hogwarts!
With only his knowledge of the future and great talent for magic, he takes the path towards the top of the magic world, only to realize that ever step he took, changed everything!

- Description from Novelupdates

The first time I realized that I ‘couldn’t die’ was during a practical training exercise in my third year as a hero cadet.A beast suddenly leaped out of the bushes and tore into my neck.‘How did I come back to life?’Yes, I came back to life. I didn’t die.And now, after hundreds, even thousands of years, I was still alive. Only I had survived.“But now… it’s finally over.”After wandering for millennia, I thought I could finally put an end to this long existence…“Dale! Dale Han! How dare you sleep during my class? You’ve got some nerve, don’t you?”“…Huh?”But what awaited me at the end of my long existence wasn’t a period, but a repeat sign.

All Things of this World, Turn to Ashes, Flowing Blade-like Flame!

She was the little chief secretary at Huo Yunting’s office, who carried out jobs both on the table and “under” the table.