the reason why cinderella should worship the feet of the stepsisters
is that since she is serving them , she also need to show them some humility and adoration because of her humble and inferior role of servant , cinderella should also get her ass penetrated by a rubber dildo used by the stepsisters so she can serve them by getting humiliated sexually as well, this can make her servitude complete, not to mention that it also is a way for cinderella to have some sexual pleasure without get over what it is worhy because of her role