When Chelsea Simms, the good-hearted brand strategist for the popular dating app The Nice List, discovers the app has granted her magical powers, she uses her newfound ability to make all of the ‘naughty’ people in her life learn how to be good again. But when her plans go awry and Fisher, the kindly neighbor who has always carried a torch for Chelsea, is magically added to the naughty list by mistake, Chelsea must race against time to set things right before Christmas Eve.