There are many special achievements in "Shadows of Doubt", and complete synchronization is one of them. The requirement to achieve this achievement is to install all synchronization disks in a single game. The game itself has a total of 18 Sync disks, most of which may appear as rewards in missions.
How to make the full synchronization achievement of "Dangerous Shadow and Suspense"
Full synchronization
Mount all sync disks in a single game
The game itself has a total of 18 synchronized disks.
Most disks may appear as rewards in missions,
The following disks will not appear in mission rewards:
#9 Xiha Water Brand Ambassador: Apartment high-rise safe or company safe (see screenshot)
#10 Godfather: All Coke Vending Machines
#14 Model Citizen: Large vending machine or safe
#15 Public Service: Large vending machine or safe
Large vending machines update disk types once a day, one at a time
In addition, the black market synchronization clinic will sell the following three types of disks (large vending machines will not sell the following three types):
#16 Eavesdropper
#17 Undercover
#18 Illegal intruder
It is recommended to load "#10 Godfather" at the end, because it is really your living father
