Here is synopsis of the episodes so far.
1. Infinite Avatar Stardate 81001.1 it has been almost 20 years since the Hobus event. In that time a great deal has happened to the federation, Bajor has joined as a member planet in 2385. The year is now 2401, and this story is about the star ship Endeavour, her Captain and her crew. This is a peaceful time, but there is a storm coming.
2. Nuclear Wessels Ever wonder what happened to that Klingon junk that was left behind by Commander Chekov on the Enterprise CVN-65.Lets find out together.
3. Destiny The Endeavour is charting the Galenra sector of the Outer arm of the Galaxy when a massive extragalactic vessel is discovered. Find out what happens in this episode of Star Trek Endeavour.
4. Thanks Q Ever wonder what would happen if Q were to appear on your ship. How would you react? Would be annoyed by his irritating insolence like Picard, or would you react the same way as Sisco or Janeway? Or would you do something completely different.
5. Twist of Fate Captain Ro receives a message from Harry Meyborne, a former associate from section 31, he informs the crew about a potential threat to Bajor, and the entire Federation.
6. Twist of Fate Part 2 The ENDEAVOUR crew is trapped in a twisted dark Alternate reality. DS9 is now Terok Nor, the Dominion have wiped out the Bajoran race. The entire Beta Ursae Sector block has been transformed into another Delphic expance. You must correct the timeline and restore the Sector to the way it was.
7. Mind Sifter You mission is to escort a prisoner for the Klingon from the Gama Quadrant. But as usual nothing goes according to plan.
8. The Rift The Klingons have gotten the information from the sphere builder as to what they are doing in the Gama Quadrant. Events that happened many years ago that may change the course of history.
9. The Wounded among us The ENDEAVOUR responds to a distress call on Ceti Alpha 5 where you discover a crashed Borg ship. There you discover Ana Delphina now 7 of 8. She was taken from the USS Bellerophon on an away mission 3 years earlier.
10. Covenant A group of Cardassians are attempting to kill the profits. The Endeavour Crew Must find out who they are and stop them,
11. Zeus The Endeavor crew responds to a distress call from the Cardassian colony on Dakara IV, they arrive and find a attack force from Zeus the last of the Azgould system lords who is looking for a lost Iconian gate. On the way to Dakara they meet Teal'C Leader of the free Xon nation who joins forces with Captain Ro and his crew to defeat the last of the Azgould.
12. Genesis Connection The Endeavour responds to a distress call to the Romulan colony on Denorias IV. When they arrive they find that the entire planet has been destroyed by an unknown force. The Endeavour crew must race to uncover the mystery before the weapon is used to destroy other worlds.
13. Memory Omega The ENDEAVOUR travels to SYSTEM MU SEPHEI and discovers an ancient base.
14. Gratitude Festival The ENDEAVOUR returns to Bajor for much needed shore leave and the Gratitude Festival.
15. The Endeavour The ENDEAVOUR puts into Jupiter Station for an experimental AI upgrade, but this causes tension with one of the crew members because the AI is partially sentient.
16. Betazedd The Endeavour travels to Betazedd to help in the upgrade of the planets defenses. The Betazoids insist on this after the invasion of their homeworld during the Dominion war and with the tension building with the Klingon Empire. The Endeavour is joined by the Bellerophon with the research of the defense system.
17. Awakening The Endeavour responds to a distress call from the Federation colony on the planet Zeta Nekafa. When they arrive they find that the entire colony has been wipes out. Most are dead; others have had the life sucked out of them aging them decades almost to the point of death.
18. Savage Shansen and the away team that went to Qor-Toth are trapped when the portal that took them there was closed. It is up to Shansen to get his team home alive and out of the nightmarish hell that is the Furies home dimension. He eventually finds the Red Orb of Power. He uses it to get the team back to our universe, but by using it he unleashed Kos Ta Mogan and the Paw-wraith.
19. Apocalypse Now Shansen and the away team return from the dimension named Quor-Toth with the three red orbs. The crew is given the full briefing on the Furies and their past attempts to attack the federation. It is up to Ro Aerrow and the crew of the Endeavour to stop the invasion before it is too late.
20. The Chase The Endeavour receives a message from the Klingons. The Fury that is host to Koss Ta Mojin has torn a rampage through Klingon space. It is up to Ro Aerrow and the Crew of the Endeavour to stop him before it is too late.