Hanna Shaw, a jovial 23-year-old law graduate, has struggled to overcome the heartbreak that her asshole of a lover inflicted on her six years ago. She has decided to stop dating, leading a peaceful yet loveless life. Although she appears joyful around friends and family, she quickly turns depressed when she observes others' happy and fulfilling relationships. She is eventually compelled to join a dating app by a challenge. What is this, though? She discovers that all dating apps have banned her. Is there a conspiracy of some kind? But why would anyone plot to harm a lifeless, dull, 23-year-old high school teacher?