John Allison 
Giant Days: As Time Goes By #1 [PDF ebook] 

One year after their graduation from university, Esther De Groot and Daisy Wooten are back in Sheffield for a reunion with Susan and Mc Graw.The year apart has not been easy for all of them, and this reunion will only draw out the secrets they have all been keeping for too long! The series finale of one of the most acclaimed comics series of the decade reveals the future of everyone’s favorite best friends!