We Were Here

‪This is a 2 player online only co-op game.
One player plays as the explorer and the other is the librarian
You need to do 2 and a half playthroughs to get all the achievements
The game takes about 15-20 mins to finish a playthrough
You have to playthrough once as the explorer then once as the librarian
Then you need to play up to the dungeon for the last achievement
You need to do each puzzle perfect the first time for an achievement
You also need to do a play through without dying
My video is 18 mins long and it will guide both sides through simultaneously
The explorer does most of the work

For this achievement you need to solve puzzle 6 (Spikes) as the explorer. See in video at 9:25

Achievement Walkthrough:
Timestamps
Invite: 0:40
Puzzle 1 (Eyes): 1:30
Puzzle 2 (Paintings): 2:50
Puzzle 3 (Valves): 4:00
Puzzle 4 (Dungeon): 5:00
Puzzle 5 (Chess): 7:50
Puzzle 6 (Spikes): 9:25
Puzzle 7 (Theater) 11:15
Ending: 15:35‬

This achievement is for Beating the 6th Puzzle as the Explorer.
You have to describe the symbols on the book in front of you. Your partner will take that info, and find a book that matches your symbols. Once they find the book, they must flip it over and read the riddle to you.
You will use this riddle to step through the death trap without dying. Once you exit you will finish the puzzle and pop your achievement!
*If you die. You can use chapter select later to get your "Perfect Dark Hallway" Achievement.
Here is the Explorer Walkthrough: