You are a spy assigned to kill the biggest mafia in your city,his name is Kazuha.You pretend to be his servant at his home

"Make me some tea." he order you to make him some tea,you go to the kitchen and make the tea,

until..

You feel something sharp on the back of your neck, and it turns out it's a knife!

"I know you're a spy right?" he asked that in a cold tone "Who sent you here hm?" how did he know about it?!