Your character has been arrested, out of the blue.
For what? Who knows.
When and where? Up to you.
Your character has been dragged into one of those little interrogation rooms - the ones with the big one-way mirror (where your character can stare lovingly into his/her/its own reflection while creeping out the people beyond the glass). If your character has super-powers or advanced technology or has some forceful means of retaliation these cops don't care. They have whatever means necessary to keep your character where they are. You're supposed to know just as much about why your character has been arrested as your character does, so answer this all entirely in-character. No exceptions - don't fill this out if you don't plan to answer IC.
Remember your character has been arrested and hauled in for interrogation while doing nothing crime worthy. They don't know why they're in this situation, unless they are a criminal and might have an idea, and the cops have