iv.
By the time they finally do see one another again, she has to realise that she will never return to the place by his side ever again.
It's a far smaller surprise for her than one would think and she isn't really angry, either, because that new girl—May—she is nice and, together with her little brother, taking good care of him.
She appreciates that.
It makes the decision to go back home instead of staying with him much so easier, although she is afraid the (still) very heavy weight on her heart might drag down the blimp she's flying with.
(And as she looks back, she wonders just when she has become such a hypocritical weakling.)