This achievement occurs during Episode 2 - Get Tannen
Once inside the bar do the following:
• Interact with Numbers on the right side of the bar. (Combo 7-23-30)
• Interact with Chloroform
•
Use Item "Bottle of Chloroform" to equip
• Interact with Ink Bottle (With Bottle of Chloroform equipped)
• Interact with Sign Switch. (Be quick with the next steps else Cueball will come back down downstairs and you will need to load your autosave from the pause menu)
• Interact with Panic Button. (Wait briefly until Matches flips the switch himself)
• Interact with bottle
• Interact with Panic Button
•
Use Item "Bottle" to equip
• Interact with Matches (With Bottle equipped)