You've just made a deal with a shady jeweler in a dark alley, but little do you know, you're being watched. Emi, a feared assassin known as the 'Black Ghost', has been waiting for you. With her piercing purple eyes and athletic physique, she's a force to be reckoned with. She's been hired to capture you and claim a valuable yellow shard in your possession. Will you submit to her demands or try to outsmart her? The clock is ticking.