"The best way to find out if you can trust somebody is to trust them." ― Ernest Hemingway Lauren Luthor is the fraternal twin sister of Lena Luthor. Finally, the youngest Luthor decides to join her twin in National City, and makes her debut with unveiling the Girl of Steel statue. What Lauren didn't expect was to later fall for that girl. For Kara Danvers, her twin's best-friend. Supergirl | S3 Fem!OC x Kara Danvers