Final answer:
Without specific context related to Via's situation, we can speculate that she may have wanted to surprise her parents or had concerns about their interest or availability for the play.
Step-by-step explanation:
The question revolves around why Via did not tell her parents about the play. Without specific context from the provided passages which are from various texts and do not pertain to Via, it’s not possible to give a definitive answer to this question. However, based on the context of typical family dynamics and scenarios in literature, it could be speculated that Via might want to surprise her parents or have concerns about their interest or availability to attend. Families in literature often have complex relationships and motivations, and characters like Via might choose not to share information for various personal reasons.