外敵當前各家大佬暫時聯手互通消息也協商琢磨出一些應對之法??臺灣少年小狗（郭富城 飾）的父親因向警方告密使得臺灣黑幫老大暫時被收監等待起訴為了安全起見小狗來到了香港并改名換姓入讀了圣育強中學談判專家阿堅（張堅庭 飾）因談判時常出錯被派到了圣育強中學當臥底老師尋找小狗阿堅來到圣育強中學發現這里的學生都是些頑劣的問題少年其中這里的學生領袖A士更是令人頭疼阿堅在學校認識了女教師夢想（張敏 飾）很快對她產生好感這時阿堅的女友女警阿卿（邱淑貞 飾）也來到了這里當臥底應付頑劣學生尚且力不從心的阿堅同時也面臨著一場三角戀學校里的爆笑場面不斷臺灣黑幫老大終因證據不足被釋放了在殺死了小狗的父親后來到了香港準備小狗也干掉面對臺灣黑幫阿堅最終能否順利救下小狗??AllegradreamsofbeingpartoftheElevenO’Clockmusicaltheatercompanyandbecomingthestarof"FreakyFriday",aplaythatconsecratedhergrandmotheryearsago.GrandmotherCocóisalivinglegendintheworldofmusicalcomedyandhasacomplicatedrelationshipwithherdaughterCaterina,Allegra’smother.Allegra’slifeiscompletelyalteredwhenshefindsamysteriousbraceletinherhomethatsendsherbackto1994,theyearCaterinawasherageandtookherfirststepsinElevenO’ClockwhilelivingintheshadowofCocó,astar.atthepeakofhiscareer.Bylearningabouthermotherandgrandmother’spast,Allegrawillnotonlyhelphealthewoundsandbringthefamilytogether,butshewillalsodiscoverthatwhilethepastcannotbechanged,thereisalottolearnfromit.??