A group of friends' attempt to repair their strained relationship by celebrating a birthday at a remote desert home falls apart when one disappears and their lives are changed forever.。本纪录片反映了中国对南南合作的贡献。本片于2015年9月22日在中国中央电视台新闻频道播映,2015年9月23日在中国中央电视台纪录频道播映。。