Sandrine Belllerose takes care of Alistair Frith's pet schnauzer Titania. She is very beautiful and means a lot to Alistair, even more than his wife. Sandrine and Alistair have an affair. When Alistairs wife Christine finds out about this she kidnaps Titania.
Sandrine has met Dominic Rook in 2012 when she was at an event with Alistair.