A Christmas special continuing the charming and heart-warming story of The Canal Boat Café, the runaway bestseller Summer and Mason take their upbeat and feelgood Canal Boat Café to London for Christmas, with unexpected results. Starboard Home – Summer and Mason find themselves unexpectedly spending the entire Christmas holiday in Little Venice when the canal freezes over. But their idyllic winter excursion is thrown into turmoil when an unexpected visitor appears on the scene. Are Summer and Mason facing the Big Freeze in more ways than one? Or will this be one Winter Warmer that they'll never forget?