I notice you're referencing a from Alan Wake 2 — "The Lake House" — combined with "RUNE," which typically refers to a warez group (RUNE) that releases cracked games.
The reality is that the majority of RUNE downloaders are not lost sales; they are customers who feel disenfranchised by the current distribution monopoly. Alan Wake 2 The Lake House-RUNE
The expansion is set in a clandestine research facility located on the shores of Cauldron Lake. I notice you're referencing a from Alan Wake
Estimated development scope (rough)