To your disappointment you see even young dragons still breath fire. So the dragon shot another fire ball at you and which you dodge and shout "shape" to turn into a bird to better dodge.
You had to think of a new strategy. Try another species and he'll turn right back, still young but still a fire breathing dragon. You fly around the room trying to avoid the fireballs and peck at the dragon. Another option would be unbirth but he'd probably be an egg and hatch but enough time to escape with his book but unleash him on the world.
You had to think fast. You cant keep flying and dodging his fireballs. Another option is to flee with the books and figure out a new strategy. But you see the books, you'd need to turn back into a human to grab them before he does. Turns back into an adult and does something to you.
After flying and dodging for another minute you...