: This refers to the Season 6 finale, "To Where and Back Again," though the user might be thinking of " A Rockhoof and a Hard Place " (S8E21) where students write an essay about heroism, or elements of the "Shadow Play" (S7 finale).
: "Secrets Revealed" is a specific end-game quest involving the discovery of a national gold reserve. [S6E24] Secrets Revealed
: A podcast that explores various personal revelations and scandals. : This refers to the Season 6 finale,
: The 24th episode of Season 6 is titled "Time's Orphan," which deals with family secrets and the consequences of time displacement. "To Where and Back Again