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.
Lando Calrissian offers the young Jedi Knights a rare opportunity—a vacation on Cloud City. They jump at the chance—as long as their new friend, the mysterious Anja Gallandro, can come along. Anja is happy to be included. But little do the twins know that they are actually helping Anja hatch her sinister plan. A plan that goes far deeper than simple revenge…