
Summer, a professional mistress, faces mysterious smart device activations and anonymous texts. Psychiatrist Sharon Shaw leads a revenge alliance with Mr. Miller's wife, Ryan Landon, Foreman Wang. Summer targets Ryan. Sharon manipulates Summer to blame Ryan. Police reveal Summer caused the events herself. Summer turns to Sharon, who discovers her trauma. They test Summer with a recording about her father's death. Summer breaks down, surrenders; Sharon and others confess.