As a child, Michael Walker wished every day could be Christmas. That is, until a tragic accident crushed his holiday spirit. Thirty years later, Michael still can't muster any joy for the holidays, despite encouragement from his playful wife and well-intentioned parents. But when his young son faces a tragedy, Michael needs to make amends with his past. A mysterious man named N..流浪地球2在线观看免费高清完整版