Says in the title

When your childhood friends the very ones you were very close to show that they have some skeletons in their minds at a young age. What are you gonna do when they turn out to be your mates!? Ask Juliet cause that's her messed up life!

An overpowered dragon has nothing new to do. Till one day a young girl ventures on her territory w/ her little group. The dragoness was just going to kill them quickly. But when young teen sees her she's prepared to defend her companions. She miraculously beats the dragon. But this has some dire consequences she wasn't prepared for.