If you fall then I will, too

"'Bilbo,' breathed Fíli, 'oh no, Bilbo...' Kíli turned his head, fear and fury being reflected from his dark eyes, and in a split second of mutual understanding the two brothers jumped off the tree." AU version of the ending scene of AUJ, Fíli's POV. Rated T for language and some violence. hurt!Kíli, protective!Fíli.