Last Light Falling - The Covenant, Book I
by J.E. Plemons
For Gabriel and Arena, life has been short of exciting, but when they receive a special letter on their fifteenth birthday, history will forever change. The prophecy of the end is near and lives will perish. Souls will rest in the providence of these ordinary twins put in an extraordinary situation, but when fate chooses them, they will have to accept their destiny changing their lives forever.