Kalla Secaria, a Twi'lek, held the position of Captain of the Guard for the Palace Guard on the planet Aaloth in the High Republic Era. In her role, Secaria aided Bala Waleen in orchestrating a coup d'état, allowing Waleen to take control and become the Keeper of Aaloth.
Kalla Secaria's character was featured in flashback sequences within the audio drama The High Republic: Tempest Runner, which was released in 2021. Cavan Scott penned the drama, and it was brought to life by a complete ensemble of voice actors.