Plays put on in the theatre (judging by posters on the wall) include "Hamlet," "Antigone", and "The Vagina Monologues." A ticket found inside (and a matching ticket found in the Cult of Ecstasy mansion during the Prologue events) indicate that on June 21st, 2020, the theatre put on a play called "Dancing In Red." This was horribly reviewed, described by one pundit as a "deliberate leap into a macabre abyss." It is possible that this is the play that led to the Eden Theatre's closure and subsequent occupancy by the Scarlet Lodge.
Locations in the underground
The Scarlet Lodge has its headquarters below the Eden Theatre, consisting of these general areas: