MTL - Look In the Mirror - Chapter 214 mainstay

After a cataclysmic event called The Great Calamity, strange rifts began opening all around the world, giving entrance to places we never saw before, full of monstrous beings.We call them Nests.The world, then, gave birth to people with special abilities. Powers that allowed them to fight the beasts inside the Nests.Those who chose to raid the Nests and fight for mankind were called Wielders, and little by little, society came to get used to the perspective that magic had become an innate part of their lives.My name is Kurt, and I was a regular, a person with no special abilities at all.I didn't awaken when I turned sixteen, when usually a person should awaken their powers.After being kicked from home and living years in the streets, I was caught in a trap engineered by my brother, so that my father, Octavius, could kill me.But I won't stay dead.I earned a system and went back in time.And they'll learn the true meaning of vengeance!

Li Xiao Yao left S.W.A.T to become an ordinary security guard. While working, he happened to enter the VIP room and found Lin Wang Er still in the middle of changing. As revenge, she took him on a ride and kicked him out of the car.

After hours of walking, Li Xiao Yao finally managed to get back home just to be kicked out of the house. He then got an offer from his previous supervisor to become the bodyguard of the Tian Xi group CEO’s daughter both in game and in reality. But unknown to Li Xiao Yao the girl was actually…

- Description from Novelupdates

A good-for-nothing man married a beautiful girl but was kicked off the bed on the wedding night. Furiously, he wrote a bill of divorce and ran away.
He was schemed a car accident in which he nearly lost his life. However, it turned out to be a blessing. He swallowed the soul that passed through the outer world, thus obtained superb medical skills and martial arts.
Later on, with the silver needles and invincible martial arts, he embarked on the road of counterattacks and was committed to his great dreams.

- Description from Novelupdates

How could a poor graduate student without any background or connections become successful? With a coaching system? An upgrade? This is not a computer game, but real life we’re talking about!