Diligence System: From Servant to Martial King - Chapter 30: Purchasing Elixirs, Nursing Home Tournament

One day, countless natural wormholes tore open across the Blue Star Continent, revealing gateways to countless worlds. With this discovery, humanity was thrust into an era of interdimensional conquest, waging war across realms to seize power and resources.Su Xiuyu, a seemingly ordinary high school student from Yangcheng No. 1 Middle School, lived a mundane life—until his third year, when everything changed. Awakening the mysterious **Reincarnation System**, he regained memories of a past life and the truth of his existence. He wasn’t just another student—he was a traveler, a reincarnator destined to walk the path between worlds.His journey began in the brutal Warring States Period of the Naruto world, where blood and war shaped legends. But that was only the beginning. With each reincarnation, he would step into new universes, face gods and monsters, and carve his name across the multiverse.From the shadows of history to the frontlines of cosmic battlefields, Su Xiuyu would rise, one world at a time.

I came from hell, looking for redemption! –“Revelation”
…………
What is redemption?
I think it should be a process in which a good person becomes bad and then becomes good again.
It’s like our clean birth, contaminated by the dust of one life, and then clean death.
Well, this is just a story. …

- Description from Uukanshu

With the Proficiency System, Jiang Shu can shuttle between two realms!He learns top-tier martial arts in one realm and brings it back to the other realm of modern society.“Black Tiger Heart-picking! Fierce Tiger Jumping! White Tiger Carrying Corpse!”What will happen when all species have unlocked their gene locks?The bear-type Sixth Rank Mutant Beast roared angrily. Jiang Shu actually seized one of the bear's legs with a single hand and forcefully slammed it to the ground!What challenges will occur once martial arts meet modern technologies?“What the hell! God, he can fly!”, the pilot exclaimed in shock.Martial Arts versus Genes!

Living a perfect life helping others and without committing any wrongdoing, Noah meets his untimely end saving a girl from being hit by an incoming truck.While he accepts his end, he finds himself not in whatever afterlife awaits, but an enigmatic place only known as “The Cycle.”Due to his “Perfect” karma of one million, he is transported to a fantastical world of magic, though he chooses a simple, quiet life along a lake. However, when being sent to this second chance at life, one gift is bestowed upon him:[...Integrating System…][Jack-of-All-Trades System Activated.]From doing push-ups, chopping trees, and even cutting vegetables, every action is its own unique skill, able to be ascended from a meager level of zero all the way to greatness!