The Main Characters That Only I Know - Chapter 13:

The ‘heartwarming’ daily life of Miss Witch in the Cyber Galactic Era, and occasional epic adventures.She is a timid girl who grew up in a cyber city. She is the weeping child who trudged through the mud. She is a legendary star admired by all, detached from the mundane. She is the Pitch-Black Songstress who brings sorrow and tears to the world. She is the ruthless witch who cannot speak of false hopes. She is the blood-stained angel singing the song of the end.Please enjoy the latest work from the clumsy author, Blue Sky Melody, “The Witch of Eternal Night”This book is also known as:“Miss Witch’s Part-time Job Diary”“As a Color-Grade Songstress, I Must Hide My Identity”“Is It Okay If I Only Know How to Pilot a Gundam?”“The Dark Queen Behind the Federation’s Curtain”“If That Final Song Is to Be Sung, Let It Be Me”“We Shall Eventually Unite as One”T/N: Taking places in the same universe as author’s previous work, “She is not a Witch”, with brand new array of casts. It is a sequel that can be read without reading the prequel. At most you can find subtle reference that comes from previous work as historical tidbits~

After breaking up with his girlfriend, he accidentally acquired a genius system and rose from there against the heavens, becoming invincible..

- Description from Novelupdates

He lived from BC to the Middle Ages, from the Renaissance to the Industrial Revolution, and from Cyberpunk to the Interstellar Age. He has been a king and a prophet, a knight and a nobleman, a versatile artist, a genius inventor…
This is a four-thousand-year human epic——
“To us four thousand years from now:
“Is the world at peace? Is famine extinct? Can people touch the stars? How long is the human lifespan? How far is the boundary of the earth? Human…do you remember us?”
——Excavated from Earth Age Tenth Century BC, Solomon Prayer Book.

- Description from novelbuddy

Ping Mo has been transferred from the Special Forces to the Alliance University, and the whole university is in an uproar. The new instructor, Ping Mo, is said to be a top alpha, with a lean waist, long legs, a nice ass, and a great sense of humor.

The little sweet omegas get weak at the sight of him.

Pei Yutu disdains: What’s so good about this f*cking little white guy?

Later, Pei Yutu discovers Ping Mo’s little secret; He is an omega, a rare Therian omega!

Big Pei pressed the man into the toilet stall, his teeth gently crushed his glands, looked at the flushed drill sergeant, squeezed the tail behind him, and laughed, “Damn! You’re so good everywhere!”

- Description from Novelupdates