This MC Is Kickass - Chapter 28

Every human has their Personal Jewel of power, when awakened it can either be an Elemental Jewel or Physical Jewel. They circle the right and left wrists like bracelets of power.

After Jiang Cheng transmigrated to the Cultivation World, he discovered he had no talent for cultivation, but he was unexpectedly gifted in making talismans.……Buyer, “Jiang, I need some talismans for self-protection.”Jiang Cheng, “This Fireball Technique is perfect for you.”A few days later.Buyer, “Jiang, there’s something not quite right with this Fireball Technique?”Jiang Cheng, “Is there fire?”Buyer, “Indeed, it did catch fire.”Jiang Cheng, “And the ball?”Buyer, “I did see it.”Jiang Cheng, “Did it protect you?”Buyer, “It left me exposed.”Jiang Cheng, “???”Jiang Cheng, “Then you would like…”Buyer, “I would like to buy another hundred million of them!”

Ryu Han-bin, the main character who fell into a new world after being chosen as a ‘suitable person’.

Because of the error in the guidelines, the training is repeated endlessly…

He—an enigmatic and cold-blooded soldier with a mysterious background.
She—a ruthless and bloodthirsty spy.