At the end of the warring states period, Oda Nobunaga is about to be killed by her retainer, Akechi Mitsuhide.  But as she falls to her death, she is somehow transported to the skies above modern day Japan.  As she falls to the ground at high speed, she faceplants a boy named Oota in the crotch!?
I'm gonna be stuck with 
this nuisance, aren't I?
He caído en una trampa fastidiosa.
Vaya la que me ha caído.
Eu vou acabar tendo que tomar conta dessa menina irritante, né?