@Coldau ) , she will make him even more obsessed with the MC and convince him that the MC abandoned him (which is true) and that she used him to her own advantage (which is also true) and that she doesn't care about him now that she is no longer useful (which is, sadly, also true). But...
And that's the making-of of the title.
On another note, I find the artstyle pretty but it's as all the characters look like robots *insert crying face*... Like when they cry, it seems strange...