via https://youtu.be/YzI2uEB6CNo Rewards for completing the quest XP - combat: 3000 XP - parkour: 1000 a melee weapons (Gunhammer) Let's Waltz! story quest unlocked Snipers' Alley side quest unlocked Go to the water tower for the explosives You will start this quest by meeting with Alberto in Bazaar . Vincenzo will also join the conversation. It doesn't lead to any essential choices. Now you have to go to the water tower from the previous mission. At the base of the tower, talk to one of the Survivors to learn about the attack. Find the transport You have to travel to the area on the border of Quarry End. After reaching the destination, you will notice a group of zombies hitting the gate. Attack them any way you like (it might be a good idea to use a Molotov cocktail) and get rid of them all. After the fight, go inside and talk to Wim. Search the crates in the yard In the courtyard, you will meet a few Goliaths accompanied by "ordinary" infected. Theoretica