Here is the full list of all 12 Verdict Guilty achievements. It takes around 2-3 hours to unlock all of the achievements on Windows.
Beat Reese's story mode
Beat Hyuk's story mode
Beat Gun's story mode
Defeat an arcade opponent in under ten seconds
Perform a 7 hit combo in arcade mode
Beat Minso's story mode
Beat Siu's story mode
Get 4 wins in survival mode
Beat Jae's story mode
Beat arcade mode
Beat Yohan's story mode
Beat Gyeong's story mode