Becoming Professor Moriarty's Probability - Chapter 8: Summary

“Hmph, my dumb big sister is in danger!” A mischievous grin spread across his face. “Hehehehe... this gives me the perfect excuse to finally use this treasure I’ve acquired but never bothered with!” He rummaged through his belongings, carefully selecting various items. “A bit of this... and this... and a dash of this.” Boom! The explosion of energy sent a ripple through the air as he laughed maniacally. “Hahaha! It’s done! Now, all I need is a compatible host for it.” Years later... “Did I overdo it?” he wondered in awe, watching as his creation wreaked havoc, conquering world after world with ease, as though stealing candies from children.

I was the one who boosted your rank. Yet you stabbed me in the back? Fine. Goodbye. I’m taking it back. You’re finished now. Thanks to you, I now have an abundance of skill points for a prosperous hunter life. But… after spending some of those points, the S-Rank is starting to get obsessed with me…?

Leon’s life was one of hardship: orphaned young, drafted into the army at 16-17, and shattered by gambling after returning to civilian life.When all seemed lost, his fate shifted.[SSS-Rank Kingdom-Building System Activated][Status: Basic Functions Active][Potential Unlocked: 0%]Initially, the system provided only minor aid in a medieval world dominated by strength and cunning. But Leon’s ambition fueled its evolution.Armed with military experience, a sharp mind, and a system bridging worlds, Leon sets out to dismantle the existing empire and forge his own, rising from a wanderer to a kingdom builder who reshapes the world.---Tags: Harem / R18 / World Building / Kingdom Building / System / Modern Knowledge / Empire Building / Strategy / Manipulation / Political Intrigue / Power Struggle / Ambition / Adventure