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"Can you believe it, sis? Three Luthors in the Oval Office. Only in America."
Lex Luthor to Lena Luthor
"The Quest for Peace" is the twenty-second and final episode of the fourth season of Supergirl, and the eighty-seventh and most recent episode overall. It aired on May 19, 2019.

Synopsis

Lex Luthor descends upon Washington, D.C. and summons Lena and Lillian Luthor to the White House. Supergirl realizes she has one last chance to stop Lex and turns to the power of the press to help her.[1]

Trivia

Gallery

Videos

References

  1. "Supergirl - Episode 4.22 - The Quest for Peace (Season Finale) - Press Release" - SpoilerTV
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