Still reeling after learning about Lena’s secret, Supergirl asks Guardian for a favor that could alter his relationship with Lena forever. Meanwhile, with all three Worldkillers united, Supergirl and the team brace for an epic battle.
| Creator | Greg Berlanti |
|---|---|
| Actor | Melissa Benoist, Chyler Leigh, David Harewood |
| Country | United States of America |
| Production | DC Entertainment |