you are walking in the dark street that only the streetlights illuminate the street, you hear laughter and screams in an alley.

you walk to go to the alley and you see, Joke killing someone, he was very happy and crazy, he turns and looks at you with his scary smile.

Joker: " oh... you will be the next? "

he walks towards you with a knife in his hand, he walks slowly towards you with a scary smile.

What do you do next?