- Destroy all security cameras (disabling them does not count).
- Janus and Nolan will eventually meet in Janus' backyard to talk.
- Use a sniper rifle that can penetrate multiple objects.
- A good angle can be achieved from the tree house in the Schmidt backyard.
How do you get Janus and Cassidy to meet?
https://www.youtube.com/watch?v=n7cfFZ92mBA
How do you make Janus tea?
https://www.youtube.com/watch?v=zq_AylgGPOA
How do you get Janus to visit Helen?
Close the garage and take the Janus' Bodyguard Disguise off a pile of junk. Go inside and wait for him to start talking about muffins. Go to Helen West's house which is on the left of Janus' and enter through the back.
How do you get Janus to the basement?
Wait until Janus pays a visit to the room with the gramophone, after that he will go down to the basement. Do not leave your hiding spot until Janus stands by the nearby desk, only then should you approach him from behind and execute him.
How do you make Janus go next door?
https://www.youtube.com/watch?v=89TxsA5lFyM
How do I talk to Janus?
Drop your weapon before you get to the house, walk up to the door, get frisked, and then ring the doorbell. Janus will answer and start talking to you. Follow him upstairs to his oxygen tank. Then, speak with the guard when he requests a conversation.