The first page of chapter 7 explains it, the magazine vs volume is different and combines 3 and 4 as "chapter 3", and 5 and 6 as "chapter 4", so nothing is missing is just merged
The first page of chapter 7 explains it, the magazine vs volume is different and combines 3 and 4 as "chapter 3", and 5 and 6 as "chapter 4", so nothing is missing is just merged