CW DC Synopses October 9-12

The CW has released descriptions for the season premieres of the Arrowverse shows.

Supergirl 3x01 "Girl of Steel"

DREAM A LITTLE DREAM OF YOU — Kara (Melissa Benoist) deals with the loss of Mon-El (Chris Wood) by focusing all her energy on being Supergirl and the mysterious new threat against National City. Alex (Chyler Leigh) confesses a secret to Maggie (guest star Floriana Lima) about their impending nuptials. A citizen of National City has a mysterious connection to Kara, and Lena (Katie McGrath) makes a bold move. Jesse Warn directed the episode with story by Andrew Kreisberg and teleplay by Robert Rovner and Caitlin Parrish (301).  Original airdate 10/9/2017.

The Flash 4x01 "The Flash Reborn"

COMING HOME — With Barry (Grant Gustin) in the speed force, Iris (Candice Patton), Kid Flash (Keiynan Lonsdale), Joe (Jesse L. Martin) and Vibe (Carlos Valdes) have taken over protecting Central City. However, when a powerful armored villain threatens to level the city if The Flash doesn’t appear, Cisco makes a risky decision to break Barry out of the speed force. However, the Barry that comes out isn’t the same Barry that went in. Glen Winter directed the episode with story by Andrew Kreisberg and teleplay by Todd Helbing & Eric Wallace (401). Original airdate 10/10/2017.

Legends of Tomorrow 3x01 "Aruba-Con"

THERE’S NO PLACE LIKE HOME — When the Legends realize that they broke the timeline, Rip Hunter (guest star Arthur Darvill) arrives with his new organization – the Time Bureau – to relieve them of duty.  The Legends are thrilled to get a chance to put the team back together but a new threat arises when Rory (Dominic Purcell) spots Julius Caesar (guest star Simon Merrells) in Aruba.  Sara (Caity Lotz), Nate (Nick Zano) and Ray (Brandon Routh) devise a plan to steal the Waverider back from the Time Bureau in order to try and stop Julius Caesar from conquering the modern world. Victor Garber, Maisie Richardson-Sellers and Franz Drameh also star. Rob Seidenglanz directed the episode written by Phil Klemmer & Marc Guggenheim (#301).  Original airdate 10/10/2017.

Arrow 6x01 "Fallout"

THE AFTERMATH — Oliver (Stephen Amell) deals with the fallout of the explosion on the island. James Bamford directed the episode written by Marc Guggenheim & Wendy Mericle (#601).  Original airdate 10/12/2017.