Nothing says spring like the Aparo Park Spring Jubilee--live music, good food, and besties Cass Cain and Steph Brown unwinding after a long day of Batgirling. But the day turns sour quickly when snipers Gunbunny and Gunhawk appear on the scene...why are they here, and who are they targeting? It's up to the Batgirls to protect their fellow Hills residents and find the snipers before anyone gets hurt.