With their first major social media case under their belts, Kyle King and his partner-in-busting-cybercrime Ally are starting to 'like' their new social media business more and more. Suddenly leads to potential social media cases are pouring in quicker than a broadband connection - the Social Media Detective Agency is quite literally going viral! But when a concerned relative contacts the agency with the fear that her cancer-suffering sister is refusing medical treatment in favour of pursuing a nutritious diet as dictated to by an Instagram blogger, they find themselves opting for the angry emoji. With her own Instagram following booming, selfie-loving Ally is familiar with the Instagram queen in question - Celeste Jenson - who is the latest blogger to release a predictable wellness app and book combo to match (#fitspiration). But when Ally blows their cover during a snappy chat with Celeste's publisher, closing the case looks like it will end up being a #fail...