How the Doves Live

Why does the mother decide to go to the theatre alone? What about the father who washes his hands of everything? What to do when the daughter becomes a ghost? What about one son who can't ask for anything and another who refuses to wash? How to explain to the aunt that too much sweets harm people? And what about grandfather and his pipe? Could it be that she is the one with magical power over the Holoub household?