For 17-year-old Kat, everything is different. Since her cousin disappeared four years earlier, everything changed. But then one day she sees her, she is sure of it. Her cousin, along with two others, pursues an elderly woman. Kat follows them and ends up in something she could never imagine. A fight between light and darkness. Dark and light ays shot like arrows. In the midst of everything, the elder puts hier hand on Kat's forehead and says, hereby you get my gift. Guard it well. Welcome to a magical journey between light and dark and all the filters in between.