Penguin Readers Level 4: It's Not Summer Without You (ELT Graded Reader)

It's Not Summer Without You, a Level 4 Reader, is A2+ in the CEFR framework. The text is made up of sentences with up to three clauses, introducing more complex uses of present perfect simple, passives, phrasal verbs and simple relative clauses. It is well supported by illustrations, which appear regularly.
It's Not Summer Without You is the second of three famous books about Belly and her feelings for Conrad and his brother, Jeremiah. Conrad is now at college, and he and Belly are dating. But, Susannah is very ill and Conrad loves his mother very much. Is this the right time for him and Belly?