Talk with Dr Kessler | Chapter 4 - Dr Kessler DI Riptide Guide

About the mission:

• Difficulty - 4/5
• Employer: Doctor Kessler (BioSphere Laboratory)
• Reward: Taser

Enter the BioSphere Laboratory and begin exploration. In a while you'll see a preludium to what will happen later. When you get to the main room talk with dr Kessler. He'll promise you a map of tunnels for bringing vials from his infested assistants.