How to Train Your Dragon: Henna

Henna is the twin sister to Hiccup Haddock III. She trained as a great warrior and could have been the best. But something happened to change her mindset. She made a deal with her father to train as a healer with the village elder. Now, she and her brother have to retrain with the rest of the island teens to kill dragons. Can an injured Night Fury heal or hurt their family further?