Unicorn Store (2017)

Brie Larson stars as the lead, Kit, a woman stuck in a rut. She’s still living with her parents (the amusing double act of Joan Cusack and Bradley Whitford) and trying to make it as an artist, struggling to convince the art world to embrace her childlike paintings. When she finally decides to grow up and get a job as a temp, she starts receiving mysterious notes, inviting her to “the store”. She succumbs and finds a mysterious man (Samuel L. Jackson) offering her exactly what she’s always wanted: a unicorn. However, there are a few important things she needs to do first ...