Iluvdic

there is this manga im looking for but forgot where fl is reincarnated as the villainess, her name is emi, her love interest's the demon king

im finding this new manhwa where the uke is working for a government official as an agent of sort. hes new task was to infiltrate and get something. the seme a nutcase and very interested with the uke letting him live in h(￣∇￣")is apartment knowing he's a spy. the uke found out that the person he's working under for was the one who killed his parents