Betrayal is a novel written by MatchstickShadow, set in the year of 984 BBY. It tells the story of Jedi Knight Kullervo Tinren and his two friends, Knights Ethan Harris and Jabeso, as they race after Tinren's brother Darth Cahdek in a desperate attempt to stop him before he gains even more power in the dark side.

Betrayal can be read here