Living in a lavish city, Airin feel accustomed with wealthy people around her although some of them hit her nerves. She was sipping her wine when one day a guy fully mask gave her a card. "This is a lifetime opportunity. Give us a call." Airin observed his movement and she took the card forcefully. "So you are the one they told me to meet?" The man nodded. "You have to give us a call.." He turned his heels, walking away from her. Airin sighed, she know that her identity will be revealed if she didn't do as they told so she give it a call. From that day, she is an assassin who worked to kill the irresponsible wealthy people. "Looks like its my favourite job.." She smirked as she holding a short knife drenched in blood.