Especular [Speculate]

What happened that day? Your memories of April 20 have disappeared. No one remembers what happened. Tired of speculating about that strange incident, you decide to go to EERRP "Company Specialized in the Recovery of Lost Memories", you will be subjected to a new experimental treatment to clarify the gaps in your memories. They will be able to help you... or not... What you are going to experience cannot be explained with words, you can only live it!