Light to my darkness (yandere killua x reader)
"you are the light of my darkness, how can I let you go..." I stood there shocked, looking at the boy I trusted, his blue eyes full of love, turning into something darker... longing? Insanity? Obsession? "why?" I asked... hoping that this all might be just a dream... "That's what I want to ask you y/n... why, why...