This is the story of Charley, a child of divorce who is always forced to choose between his mother and his father. He grows into a man and starts a family of his own. But one fateful weekend, he leaves his mother to secretly be with his father - and she dies while he is gone. This haunts him for years. It unravels¹ his own young family. It leads him to depression and drunkenness. One night, he decides to take his life. But somewhere between this world and the next, he encounters his mother again, in their hometown, and gets to spend one last day with her - the day he missed and always wished he'd had. He asks the questions many of us yearn² to ask, the questions we never ask while our parents are alive. By the end of this magical day, Charley discovers how little he really knew about his mother, the secret of how her love saved their family, and how deeply he wants the second chance to save his own.

故事以一对母子为主角，他们的关系不仅维持了今世，更在一个来世的时空中相会。主角因父母的离异，必须在父亲的要求下做出跟父亲或是母亲生活的决定，最后他选择了父亲，不过父亲却在他年少时抛弃了他。他重新回到母亲身边，在一次与父亲见面之时，母亲却死了。十年来，他心中带着愧疚，过着潦倒的生活。正当他想要寻死之际，却发现母亲依然活在人世，母亲告诉他当时的难言之隐，在母亲的教诲下，主角重拾对人生的热情和方向。这多出来的一天，却改变了他的一生。