(W) Mareho Kikuishi (A) Yoshinori Kisaragi, Tsubata Nozaki. Begrudgingly partnering with the humanoid robot "Amicus" Harold* Echika finds herself investigating crimes caused by a new type of virus. Her partner* as always* is perfect So why does she hate the Amicus so much? As the investigation progresses* unexpected revelations from her past start to emerge* leading the investigation in unforeseen directions.