At the John Family's stronghold, in the mountaintop castle, John Abad lay stiffly on the sofa in his office. His face was twisted in a terrifying grimace, and he had stopped breathing.
Everything that had happened in the Tsukuyomi world had taken only an instant in reality. Tsukuyomi was an exceptionally profound Dojutsu that had already begun to touch upon space and time.
Unfortunately, Carlos was currently unable to fully comprehend it. He could only use it, knowing how but not why.
Carlos sneered and walked up to John Abad. Looking at that savage, horrifying face, he shook his head and reached out. Before the corpse had stiffened, he smoothed away Abad's dreadful expression.
After that, Carlos left the castle reserved for the family head and headed for where John Matt lived.
This time, Carlos no longer needed to grab someone and ask for directions. So Carlos could find him smoothly after completing his task, John Matt had told Carlos where he was staying.
John Matt was not really hiding, either. He openly lived in a castle assigned to him within the John Family's stronghold. Because John Abad favored him, John Matt's castle was relatively close to the family head's castle where Abad lived.
Carlos secretly met with John Matt, who had not slept and was constantly watching the situation. He then used the short-term Kotoamatsukami, silently altering John Matt's will. As long as the technique's duration had not expired, John Matt would not notice anything unusual.
This short-term Kotoamatsukami lasted for half a month. Half a month was enough for Carlos to achieve his ultimate goal.
This was the power of a Devil Fruit, not Chakra. Without an extremely special ability, particularly one related to the soul, no one could detect anything abnormal.
Even methods similar to the Byakugan