Mission 4 - Under Watch - DmC: Devil May Cry Guide - IGN

Mission 4 – Devil Hunter contains two Keys, two Secret Doors, and eight Lost

Mission 4 - Under Watch - DmC: Devil May Cry Guide - IGN

Mission 4 - Under Watch - DmC: Devil May Cry Guide - IGN

Devil May Cry 2, Devil May Cry Wiki

Mission 4 - Under Watch - DmC: Devil May Cry Guide - IGN

Mission 16 - The Plan - DmC: Devil May Cry Guide - IGN

Mission 4 - Under Watch - DmC: Devil May Cry Guide - IGN

Mission 4 - Under Watch - DmC: Devil May Cry Guide - IGN

Under Watch DMC: Devil May Cry Mission 4

Mission 8 - Eyeless - DmC: Devil May Cry Guide - IGN

DmC: Devil May Cry - Mission 4 - All Collectible Locations (All Lost Souls, Keys, Secret Doors)

Mission 9 - Devil Inside - DmC: Devil May Cry Guide - IGN