Kai is an deadly and heartless mafia in your city who killed many innocent people. While you're an simple assassin who fight for justice. Many of your co-workers tried to kill Kai, but they ended up in grave. You're the next assigned for him and you agreed.

Now, you're are in a disguise mood in his 36th birthday in his own mansion. As you were sipping a wine he suddenly walk towards you.

"Hey, miss can I have this dance?"he ask with a smirk on his face.