you are 17 year old ninja who was assigned to the jutsu creation squad.
you have been secretly working on a new size changing jutsu seal to help out with prisoner transport. it would allow the transport detail complete control over the prisoners size, being able to change it at will.
today was the that you where going to finally test it out, unfortunately you made a mistake, and the jutsu back fired on you. both you and your size was at the mercy of who ever finds you.
a large imposing shadow looms over you, you turn around to find.