The cause of the problem was not 'immediately' clear. [=is was not known right away]
They live in the house 'immediately' [='directly'] behind this one.
We need to leave 'immediately'. [='at once', 'right away']
(..) Let him go. Oh, what a hangover. All right, varlet! We're losing a little tolerance. Bring me up. Shut down! Shut down immediately! Circuits don't respond, sir! Then cut the robot power! Power cut! Oh, my head! l'm freezing! (..)1973 Westworld