"PUA?
Hearing Noah's explanation, Delia laughed, "Don't worry, my sister just isn't that type of person."
Rachel had indeed told her about her past, helping her face reality. Yet what Rachel told her was the truth.
The most important thing for a person is to truly know oneself.
It was also Rachel's suggestion that she should clarify things with Noah.
If it hadn't been for Rachel's suggestion, her relationship with Noah might never have progressed.
Therefore, she never felt that Rachel was trying to manipulate her.
Noah felt this matter was a bit serious. If it were someone else, he could let it slide, but this person is his girlfriend, the person who will walk through life together with him, "Sis, you can't be biased just because she's your sister," he advised.
An outside observer usually sees it more clearly.