The CW has released the official synopsis for the 21st episode of Arrow season 5. The title of the episode is “Honor Thy Fathers”.
Oliver (Stephen Amell) returns to the mayor’s office and faces one of his most pressing issues yet – the forced release of dozens of violent criminals prosecuted by Adrian Chase (Josh Segarra). Meanwhile, a crate is delivered to Oliver’s office containing a mysterious corpse encased in concrete.
Marc Guggenheim & Sarah Tarkoff written the episode directed by Laura Belsey. Arrow Season 5 Episode 21 airs on May 10 at 8|7c on The CW.