South of Nowhere S03E13, Glen finds his love for Chelsea, yet Chelsea experiences serious difficulties the new feeling. Then, Aiden endeavours to protect Kyla, while Ashley needs nothing to do with her.
Alex risks a dangerous surgery on a seemingly inoperable tumor to save a young boy’s life. Meanwhile, Joel struggles with the challenges of being Chief of Surgery as Charlie struggles with the spirit of Alex’s dead brother Luke.
Kara harms a non military personnel because of her uncontrolled outrage. Sam Lane, Lucy’s dad and furthermore a military general, shows up at the DEO with her as his attache, requesting Supergirl let them test her forces by battling an android called Red Tornado, which is created by T.O. Morrow.