In the aftermath of escaped Kandorian Lesla-Lar's rampage through town, Supergirl learns there's more to Midvale than meets the eye when Lena drags her to a secret club she never knew existed. Midvale, like her alter ego, may seem mild-mannered, but there's something special about it. Out from under Superman's watchful eye, Kara is ready to let loose no matter the disastrous consequences!