S2E18
Episode 18: Ace Reporter
⚠ Spoiler alert This recap gives away what happens in this episode.
Episode Summary & Review
Lena’s ex, Jack Spheer, arrives in National City to roll out a new nanite medical procedure. However, Kara soon realizes that something more is going on when one of the human test subjects die under mysterious circumstances. Meanwhile, Lyra comes between Winn and James in their crimefighting efforts.