The illustrious reputation of the Nail-Head Seven Arrows Book, Chen Hai had heard of for a long time.
According to rumors, this type of curse technique could kill a Quasi-Saint strongman directly in just seven days.
However, although no abnormalities would be visible at the time of casting, the backlash on one's fortune would be quite severe.
The curse technique that Chen Hai was currently casting was improved based on the Seven-Day Curse Killing Technique, but during the improvement process, he gained much inspiration from the Nail-Head Seven Arrows Book.
When the thin needle formed from anger was inserted into the left eye of the blood-colored doll, innumerable eerie green flames began to emerge from the doll's body.
When the needle condensed by the Power of Laws of resentment pierced into the doll's right ear, a bone-eroding yin wind, of such intense blackness that it was visible to the naked eye, began to entwine the doll's body.
Seven emotions, seven thin needles.
