The Strongest System - Chapter 16: Unlocking Professions

There was a time where I was summoned to a different world. I spent more than a year as a Priestess from a different world. I fulfilled my role and decided to return to my original world. Before leaving, I confessed my feelings to my escort knight. And from there I was heartbroken. After returning to the original world for a year and half, I was summoned again. What? Apparently this time, nobody summoned me. I was sent out to a great extent and have a lost love. I cannot face anyone now! No one knows that I was a former Priestess and I can only quickly return to my original world. Even so, it does not seem to work out very well…

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Zhou Xiaochuan became the emperor of the subjugated country and obtained the sign-in system.

As long as you sign in every day, you can get random rewards.

“Sign in successfully, congratulations on getting the Summoning Card.”

“Sign-in is successful, congratulations on getting the seeds of dynasty luck.”

“Sign in successfully, congratulations on getting 100,000 Heavenly Soldiers…”

 …

From now on, the gods and demons of all realms will accompany them, and the gods of the gods will follow them, opening up the prosperous era of the dynasty!

“Your Majesty, it’s time for the morning.”

“Wait, I’ll sign one first…”

- Description from novelbuddy

Our protagonist was a Mexican who died on a flight, when he woke up he found Apollo who reincarnated him as the grandson of Gaius Octavian Turino (Augustus) the first Roman emperor, having a mission in hand to conquer the New World to save the Roman polytheist world and his existence.

Among the demons, the supreme ones are called “Great Saints.”

A young man leaves his mountain village and travels around the world. By unceasing efforts, he finally becomes a legend of the age.

- Description from Novelupdates