Every year, Belly goes on holiday with her mom and brother to Susannah's beach house. Susannah has two sons, Jeremiah and Conrad. Belly has always loved Conrad, but he thinks of her like a little sister. But Belly is 15 now, and this is the summer that she has turned pretty.. The Summer I Turned Pretty, a Level 3 Reader, is A2 in the CEFR framework. The text is made up of sentences with up to three clauses, introducing first conditional, past continuous and present perfect simple for general experience. It is well supported by illustrations, which appear on most pages.