After the allotted amount of time, they will suddenly find themselves in the scenario they were supposed to be afterwards. There is, however, one circumstances where a person was able to see their double prior to finding themselves in their future position. On the other hand, Diavolo stays totally mindful throughout the removed time and just he can re-adjust his actions.
The anime adaptation has Diavolo envision a ghostly red image of his enemy's next relocation rather. Diavolo is not able to attack, or connect with anything, while King Crimson's time erasure is active, as the time frame of his own actions would stop to exist also. Found Here to the latter is Diavolo himself, and any extension of himself, such as his own blood.