The Bigg School series follows a class of kids who have just moved up to secondary school, the Henry Bigg Academy. Best Friends Forever tells Lola's story - she and Evie have been BFF since they were babies but everything is about to change for Lola, and not in a good way! The Bigg School series follows a class of kids who have just moved up to secondary school, the Henry Bigg Academy. Best Friends Forever tells Lola's story - she and Evie have been BFF since they were babies but everything is about to change for Lola, and not in a good way!