Busy mum of twins Liv is looking forward to a week at the Beach Hut in Devon even if she feels that something's not right between her and Matt. Baz loves having his family to stay by the sea but when an unexpected guest arrives he finds himself torn between the past and the future. Still reeling from a break-up all Sofia wants is a quiet summer - until she meets Baz and her plans are turned upside down. And back home Matt finds himself distracted when an old friend appears - what does she know about his family’s past?