The Time Bank is located in the coreward quadrant of the seventeenth level of the ethereal plane of existence. I really hate it when that happens. Now I'd understand if he got angry if someone stole an eternity from him, so that they may become immortal, but that never really works well anyway. You owe the Oracle two decades. You see, school is not exactly what it seems.
School is an attempt by the leaders to take the last step towards global domination.
But whatever you do, do NOT drop out of school. It will draw attention to you, and you will be gunned down in the night under suspicion of suspecting the plot. Some are legit, and truly want to help educate the students. Others have been taken over, and you must be able to find the warning signs. As you can see, the conspiracy goes much deeper than most of you petty mortals realize.