A gentle, sweet, funny, romantic story of love in later life. Following a couple in their sixties, Dave (Dave Johns) and Fern (Alison Steadman) who get to know one another over the course of 23 dog walks. Set against the dramatic background of the changing seasons of one year.。临近新年,海舟市老牌商场罗百百货突然发生沉降事故,致使13人被困地下。这场时间与生命的赛跑,带来的是人性、道德与信仰的重重考验…….。