Ellie, a recovering drug addict, has just moved to a new city with her two teenage children. She has struggled to stay sober in the past and is determined to make it work this time, finding a stable job and regularly attending her meetings. Unfortunately, new friends, a new job, and the chance of a new life, can't keep Ellie from slipping once again. Her life changes when she meets Christopher - a different kind of addict - which forces her daughter and son to accept a new version of Ellie.,半夜里枪声报警声突然响起来,接着装甲运兵车上的大探照灯向四周旋转照射,只见两条灰影在不断闪避射来的子弹向车队靠近,最先开枪的是高宇手下值班的哨兵,抛开私人恩怨不讲,高宇这些特种兵的确是受过艰苦训练,他……