Trilla Suduri, also known as the Second Sister, is the main antagonist of both the 2019 video game Star Wars Jedi: Fallen Order and its tie-in comic miniseries Star Wars: Jedi Fallen Order - Dark Temple.
She is a female Inquisitor that was active during the early stages of the Galactic Empire's reign under Darth Vader's tutelage, and is later assigned with hunting down Cal Kestis, a fugitive Jedi Padawan who survived Order 66 at the beginning of the Jedi Purge, however, she is in addition tasked with hunting down any fugitive or surviving Jedi Knights or Padawans.