Count's Youngest Son is a Warlock - Chapter 2

Shadow was an assassin with no family, no friends, and no purpose beyond the missions assigned to him. Kidnapped at the age of five and forced to serve a ruthless assassin organization for fifty long years, his life was a series of shadows and bloodshed. On the eve of his fifty-fifth birthday, he completed his final mission with hope in his heart. A hope that freedom and a better life were finally within reach.But that hope was shattered. Betrayed by the very organization he had devoted his life to, Shadow was ruthlessly killed, his decades of loyalty repaid with treachery. As his life slipped away, he swore one thing.“If he had a second chance, he would live life on his terms, unshackled and free”.In the void between life and death, Shadow's soul was met by “Syl”. The enigmatic Shadow Monarch's System. Syl offered him what he craved most. Another chance at life, but in a world far different from his own. Without hesitation, Shadow accepted, eager to grasp the life he was denied.Reborn into a realm of gods, magic, and chaos, Shadow soon learns the truth.He is a Wild Card, a pawn in the gods’ celestial game. Amere source of entertainment for their whims. But Shadow is no ordinary human. With the sarcastic and unpredictable Syl by his side, a glitching system that grants him powers beyond imagination, he embarks on a journey to defy the gods and forge his destiny.

Childhood sweethearts.
The most popular person in school is my childhood sweetheart.

- Description from Novelupdates

Rainer, an amateur arcanist and college student, sought to create a new spell far surpassing the magic of the few he inherited from his grandfather. Yet the interference of an unknown event during the casting of his spell led him to be thrown through space and time.

[You can now choose three of the following seven options
1. Go back to five years ago with the present memory
2. Five centimeters taller
3. Seven million deposits
4. Appearance +50 points
5. A company with a market capitalization of 500 million
6. Proficient in a foreign language
7. Teaser live broadcast 10 million virtual coins]

Li Ang became angry after finishing the selection: choose every day, choose, choose, you will give it after the selection!
…
Fuck, it’s really shipped!

- Description from novelbuddy