[s1e11] Past Is Prologue -

: The story follows Datak Tarr’s ruthless quest to become Mayor. He makes a secret deal to sell the town’s valuable mines to the Earth Republic in exchange for power.

: Stahma Tarr is revealed to be even more cold and calculating than her husband, manipulating those around her—including her own son—to protect their family's interests. [S1E11] Past Is Prologue

While the title was used for S1E13 rather than S1E11, it is a fan-favorite "story" because it reveals the season-long deception of Captain Gabriel Lorca. : The story follows Datak Tarr’s ruthless quest

: This episode serves as the true transition from the "prologue" of the Klingon War to the crew finally embracing Starfleet ideals under Acting Captain Saru. [S1E11] Past Is Prologue