Zach Lipovsky and Adam B. Stein’s film opens to the distorted strains of ice cream truck music, as seven-year-old Chloe (Lexy Kolker) peeks out at Mr Snowcone’s blue-and-pink vehicle parked in the suburban street below. Ice cream is such a simple, tantalising pleasure, yet Chloe’s dad Henry (Emile Hirsch) pulls Chloe back from the window