The big reveal
Bianca decided to stop beating around the bush. She confronted her son. “You don’t really think that I didn’t notice you taking money out of my wallet, right?” she accused Dylan. He didn’t know what to say and was stunned. So she did notice!
All this time he had thought she would come speak to him right away, but now it appeared that she had known for quite some time that he was taking money out of her wallet. She didn’t give any hints that she knew. How long had she known? And what did this have to do with his birthday present?
His mother’s response answered his question.