Kill your first assailants
Reach organization's headquarters
Get David's money back
Get 100% accuracy in chapter 5
Overpass the cops
Find all hidden items in the whole game
Find all hidden items in any chapter
Finish the game in less than 15 minutes
Finish the game
Finish a chapter with a Professional Rank
Finish a chapter with an Assassin Rank
Finish all chapters with a Professional Rank
Get a Rank A in the Hideout with the Glock
Blow up the helicopter
Get a Rank A in the Hideout with the Sniper