This makes no sense based on the cover. At the end of the original manga it takes Aoi five years to get out of Momochi House's wreckage. Himari is an adult and Aoi is still a teenager. Given the cover they both look to still be in high school.
I find River's situation heart breaking and I understand her worry about her baby. She saw that whole mess in the prologue. However, Noah should've stated his love for River and not wait five years. Gah....
This makes no sense based on the cover. At the end of the original manga it takes Aoi five years to get out of Momochi House's wreckage. Himari is an adult and Aoi is still a teenager. Given the cover they both look to still be in high school.