On Pure Genius Season 1 Episode 1, a young Silicon Valley tech enlists a brilliant veteran surgeon to follow an ultramodern approach to medicine.
On The Vampire Diaries Season 8 Episode 1, Stefan tries to find a way to save Damon, but the only thing he can find is a trail of bodies across the city.
On Supergirl Season 2 Episode 2, Superman comes to assist Kara and the DEO.
On How to Get Away with Murder Season 3 Episode 4, the Philadelphia Bar Association disciplinary board uncovers incriminating information about Annalise.
We're not only introduced to a new member of the Waverider on DC's Legends of Tomorrow Season 2 Episode 1, but he arrives on Oliver Queen's arm!
On Supernatural Season 12 Episode 1 it's revealed that Sam is alive, but he's being tortured nonetheless by a member of the British Men of Letters!
New characters Clark Kent and Lena Luthor join Supergirl Season 2 Episode 1.
On Hawaii Five-0 Season 7 Episode 3, FBI Profiler Alicia Brown finds a dead body in her bed she must work with the team on the hunt for the chess-piece killer.
On Rosewood Season 2 Episode 3, Slade and Hornstock target a prostitution ring in Miami, while Rosewood and Villa go to New York to probe her husband's death.
When a beloved rock star/humanitarian falls into a coma, Julia puts her job on the line to air a tape showing him taking advantage of a woman backstage at one of his concerts.