[Rebirth System + Awakening of the Hand + Exploring the Unknown]
After the male lead is killed by his sister, he is reborn with a bound System and awakens a talent in his hands.
Anyone who tries to kill or betray me gets a slap across the face! I'm not afraid of trouble. First, let's see if you can even withstand one slap! If one isn't enough, then you'll get two...
After taking revenge, the male lead discovers that this world is only a drop in the ocean, and sets off on a new journey, eventually finding the ultimate answer...