《《侠胆雄狮第四季》》Kyle Finn has the ultimate combat machine, a metal suit with super-human powers, and he uses it to defend the good and fight evil. That 'evil' comes in the form of Reed, his ninja henchmen and the Mecha Terror robot: has the Metal Man finally met his match?幼年时目睹碎叶城之战惨烈情形的幼年李白怀揣着老夫子济世救人的教诲与恩师裴旻倾授的一身武艺踏上了寻求公平力量的道路初入长安壮志未筹心怀悲悯的李白一边受安西都护府举荐以诗文才华入仕一边则化出夜行侠身份对抗恶徒不料血雨腥风的阴谋正在暗处伺机而动方术中玄机重重沉睡的长安能否化险为夷李白能否在对抗恶匪过程中成长为真正经天纬地之英雄一位母亲(龙雨饰)在商场内急切地寻找爱女商场保安(陈震饰)耐心安抚终于她在监控室目睹了绑架歹徒的真容却不想落入了一个精心设下的阴谋……...