BBY/ABY is used to position items along the Star Wars Timeline. BBY refers to Before the Battle of Yavin. ABY refers to After the Battle of Yavin. The Battle of Yavin in Episode IV: A New Hope occured in 0 BBY/ABY.
Xesh, a mysterious alien warrior, is enthralled with the madman Daegen Lok and his obsession with conquering known space. Hunter teams are dispatched by the Je’daii to stop Lok and save the misguided Xesh, but they’re not alone. Xesh’s former masters have sent their own hunter—with orders to kill!