The Light of My Life (Rewrite)

(Rewrite 1st PPOV) Four years ago, newly wedded Hikari Takishima was abducted, drugged, and sold as a sex slave to an enemy of the Takishima family. Locked away from the world, Hikari has found herself becoming someone else through the pain of these years. When Kei finally finds her, can he save her and can he convince her that he's still her loving husband unconditionally? Dark.