Anna Kendrick is obsessed with Blake Lively.

That is, in their new film, ‘A Simple Favor.’ Based on the novel of the same name, A Simple Favor stars Anna Kendrick as a “mommy vlogger” who strikes up a friendship with the impossibly glamorous Blake Lively, who’s described as a “beautiful ghost.” UPROXX reports that things get real twisty and turny in their relationship when Blake asks Anna for “a simple favor” only to find her missing.

A Simple Favor owns September 14th.