Henrietta and her handler, Giuse, are ordered to apprehend a witness from an apartment building. With the aid of another Fratello, consisting of Rico and her handler Jean, the mission seems simple enough. However, things are complicated when one of the the armed men guarding their target threatens Giuse, causing Henrietta to snap and massacre everyone in the room. Meanwhile, in a series of flashbacks, the tragic events which led to Henrietta becoming a cybernetic assassin for Section 2 is shown.