Tensai Majo wa Jibun no Mirai Dake ga Mienai

Born to a well renowned magician lineage, the protagonist Lily is a prodigal witch talented in divination. At the age of 15 Lily summons her first familiar.. and an arch-demon named Rei appears before her. "What is your desire?" he asks, and Lily replies that she wants a butler. Time passes.. and then one day, with Rei's assistance, Lily manages to take a glimpse of her own future. There, she witnesses her own death---- This is the tale of Lily's life.. From her encounter with Rei, to that fateful day she caught glimpse of.