生於司法界的方以因（黃智雯），拜律政界紅人歐陽一波（李國麟）為師，成績出眾，但學滿師後卻倒戈相向轉做職業大律師，經常與師傅在庭上針鋒相對。以因一直隱瞞自己有多重人格問題，次人格是狂野玩家菠蘿椰奶（黃智雯），好勇鬥狠、另一個則是愁擘擘（黃智雯），為怕人事悲觀，愁眉苦臉，而得知此秘密的利東家（袁偉豪）趁勢要脅以因聘他為實習生，以因為保自己能順利下嫁城中鑽石王老五紀驍勇（陳智燊），無奈答應，兩人逐漸展開一段別開生面的經歷，因為人格會突然轉換，經常另一因在庭上醜態百出，鬧出不少笑料；而唯一知道以因病原只有母親華綺思（黃淑儀），可惜，綺思對往事絕口不提。期間東佳更與椰奶和擘擘建成好友，以因除後患，決心令她們一同消失……

Born into a family of legal professionals, FONG YEE-YAN (Mandy Wong) is the mentee of the prominent lawyer AU YEUNG YAT-PO (Joseph Lee), achieving outstanding results in study. However, she changes sides upon completing the mentorship and becomes a barrister, constantly going head-to-head with her mentor in court. YEE-YAN has concealed the fact that she has dissociative identity disorder. Her second personality is a wild risk-taker called PINA COLADA (Mandy Wong) who is a pessimistic and sad personality called SADNESS (Mandy Wong). Discovering her secret, LEE TONG-KAI (Benjamin Yuen) takes advantage of this and makes her take him as pupil, leaving her no other choice but to agree so as to avoid interfering with her marrying the wealthy bachelor KEI HIU-YONG (Jason Chan). A novel experience between the two has since developed. Due to a sudden switch of the personality, YEE-YAN often Make a fool of herself in court; whereas the only one who knows the cause of her illness is her mother FONG WAH YEE-SZE (Gigi Wong). Unfortunately, YEE-SZE remains silents on the issue. Gradually, TONG-KAI befriends PINA-COLADA and SADNESS. To settle the matter once and for all, YEE-YAN is determined to make the disappear……

這是一個平凡人為愛妻赴湯蹈火的冒險故事。電腦工程師李恩郎（胡鴻鈞飾）與太太趙卓穎（劉佩玥飾）過著平凡幸福的生活。一個早上，恩郎與卓穎突然被黑道擄走，聲稱恩郎侵吞了他們一億元，命他在72小時內交還，否則殺死卓穎！摸不著頭腦的恩郎，報警時重遇昔日宿友，熱血幹探梁曉揚（伍富橋飾）與中學時暗戀對象唐美蘭（朱智賢飾），美蘭還隨恩郎踏上救妻旅程。明查暗訪下，終得知一切均與恩郎過去曾入住的青年宿舍有關，當年與宿友一起經營的網上交易平台，竟然成為洗黑錢平台。二人為揪出幕後黑手，逐一調查當年入住過的宿客，過程中勾起昔日宿舍往事，並把目標鎖定在張梓健（黃庭鋒飾）身上。救妻期限將至，真相愈發接近，恩郎發現美蘭、曉揚、梓健，甚至卓穎，都有不為人知的一面⋯

The story revolves around and ordinary man who risks himself to save his beloved wife. Computer engineer LEE YAN-LONG (Hubert Wu) and his wife CHIU CHEUK-WING (Moon Lau) lead an ordinary happy life until one day they get kidnapped by thugs, who threaten to kill CHEUK-WING, unless YAN-LONG repays them $100 million within 72 hours! Bewildered, YAN-LONG reports it to the police, thus re-encounters his former roommate, now hot-blooded detective LEUNG HIU-YEUNG (Alvin Ng) and high school crush TONG MEI-LAN (Ashley Chu). With help from MEI-LAN, YAN-LONG uncovers that everything is related to the youth hostel where he stayed years ago, and the online trading platform he ran with other roommates has become a money laundering hub. They investigate those that stayed in the hostel in search of the culprit, triggering memories of the past, and all the evidence seems to point at CHEUNG TSZ-KIN (Telford Wong). As the deadline approaches and the truth is just one step away, YAN-LONG discovers that each of them including his own wife has a secret side to themselves……