Within hours of best-selling author Julian Hartswood being cancelled for reposting a white supremacist, he discovers he has a neurodivergent son called "Austin". Meanwhile, Julian's wife and work partner, Ingrid, calculates that Austin was conceived while she and Julian were first dating.

On a bonding tour with Austin, Julian starts filming a documentary about "father and neurodivergent son quality time" to spring-clean his image. But Ingrid and Austin get wise to his Machiavellian ways.