Over 5 hours of killing followed by over an hour long looting session.
There are for sure lots of zombies to kill and lots of items to loot!
0:13:00 Looting corpses
0:27:30 Expanding the house's base to the entire second floor
0:50:40 Clearing the apartment 1.
3:31:00 Clearing the apartment 2.
5:32:20 Looting apartment 1 (set as base)
5:41:15 Helicopter
6:22:45 Loots from first apartment (53 ammo boxes and lots of food)
6:25:00 Dealing with helicopter zombies
6:59:20 Looting apartment 2 (set as base)
7:45:05 Loots from second apartment (20 ammo boxes and lots of food)