Originally Posted by iduncurr
I'm about to do a replay of Prototype 2 so I can get the [Defeat on Hard] achievement.
I'm only doing the main quests so I'm going to see if I can do the whole main story in one day.
I wonder how long it'll take.
Not long. Especially if you skip all the skipable cutscenes. I did the same as you. Beat the game and did it again on hard. Breezed through it.