New one!

Engineer: STOP! We're making plans for a teleporter!
Ryan: How should I trust you?
Engineer: I'll show you I can build one! Now, john give me my tools!

John: Here, I was just messing with them
Engineer: What? oh it was probobly nothing. anyways, thanks.

Engineer: A little of this, and that, and.... Perfect!

Engineer: Now, my pay?

Ryan: About your pay...

BANG!
John: Noooo!
What will happen next?
You decide