Fia frowned when Serena was visibly starting to struggle with helping her dad. "tell me what to do, let me try" she told Serena, using a tone that clearly said 'and I won't take no for an answer'. She knew Serena could only go for so much longer and if Fia didn't step up now then it could be too late. This wasn't John's time, there was far too much more for him and the rest of this group of misfits to do in life. 

Kay nodded, suddenly realising that was such a simple and obvious answer, she should have figured that out herself. The fact she didn't made her put it down to her worry about possibly losing John.