Answer:
A defendant will go free if a reasonable amount of this exists.
Take one royal word in the plural and make it singular by adding one letter
Tomorrow's yesterday. Yesterday's tomorrow. What is it?
It covers you, you lose it every day and you'd die without it.
Sometimes imaginary and sometimes real, sometimes they are the closest and dearest person outside the family. Who are they?
I am a rock group with four members. All dead one was assassinated.