Watch Supergirl Online: Season 2 Episode 12

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Did Lena go to the dark side?

That was the million dollar question on Supergirl Season 2 Episode 12 when she apparently helped Metallo and Lillian Luthor out of prison. 

Did she manage to clear her name?

Meanwhile, Kara refused to believe that Lena was a villain. 

She helped Lena clear her name, but was Lena playing her?

Also, Alex and Maggie celebrated their first Valentine's Day together. 

Use the video above to watch Supergirl online to get caught up with the latest drama for the characters on this hit CW series. 

Paul Dailly is the Associate Editor for TV Fanatic. Follow him on Twitter.

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Supergirl Season 2 Episode 12 Quotes

Snapper: This time we need more than just a quote, otherwise it's just another conspiracy theory for Twitter.
Kara: Well, I'll keep digging then.
Snapper: Your gumption annoys me to no end. But keep gumptioning for tomorrow's cover.
Kara: Tomorrow? But that'll be too late. By then everyone will think she's guilty already.
Snapper: Everyone will think she's guilty today. Tomorrow's another story.
Kara: But once it's out there, it's out there. I mean, people still think Macaulay Culkin is dead.

Alex: I just wanted to let you know that Maggie and I are dating.
Mon-El: Oh, that was the thing. Okay. Is that like a problem here on Earth?
Alex: Well, on Earth, you know, not everybody supports ladies loving ladies.
Mon-El: Oh, well on Daxam it's the more the merrier.