马季（马国明 饰）多次与死亡擦身而过，一次意外唤醒了沉睡百年的石精灵石敢当，从此打开了天眼，看到凡人看不见的「东西」。一次在石敢当（胡鸿钧 饰）决战邪魔之际，马季意外吸走石敢当的灵力，从此马季成为降魔大师。的士司机马季为人豁达乐天，有次人有三急在草丛小解，意外唤醒「石精灵」石敢当，从此能够看见灵魂。后来，马季认识了灵异节目主持贝贝娜，一同展开寻妖降魔之旅。贝娜渐对马季生情，然而马季原来一直暗恋医生乘客庄芝若。其时，邪魔为祸世界，石敢当与之决战时，竟法力全失，此时马季居然爆发出惊人灵力。

　　馬季多次與死亡擦身而過，一次意外喚醒了沉睡百年的石精靈石敢當，從此打開了天眼，看到凡人看不見的「東西」。一次在石敢當決戰邪魔之際，馬季意外吸走石敢當的靈力，從此馬季成為降魔大師。

　　的士司機馬季為人豁達樂天，有次人有三急在草叢小解，意外喚醒「石精靈」石敢當，從此能夠看見靈魂。後來，馬季認識了靈異節目主持貝貝娜，一同展開尋妖降魔之旅。貝娜漸對馬季生情，然而馬季原來一直暗戀醫生乘客莊芝若。其時，邪魔為禍世界，石敢當與之決戰時，竟法力全失，此時馬季居然爆發出驚人靈力。

Each day, night shift taxi driver Ma Kwai drives female doctor Chong Tsz-Yeuk to and from work on time, cherishing the moments they share, without realizing that he is meant to be her guardian. One night, at midnight, when Ma Kwai is urinating on a highway, he accidentally breaks the spell placed on a hundred-year-old genie, Shek Kam-Dong, and starts having inconceivable experiences. He not only sees things that others around him don't see but also receives superpowers. Though Ma Kwai initially feels very annoyed at this turn of events, he later teams up with Kam-Dong to hunt demons for money.

คนขับแท็กซี่กะกลางคืน Ma Gwai สูญเสียพ่อแม่ตั้งแต่อายุยังน้อย หลังจากหนีความตายไปอย่างหวุดหวิดหลายครั้งเขาได้เห็นผ่านความไร้สาระของโลกและได้นำทัศนคติที่ว่า "ไม่ต้องการความสำเร็จไม่ทำผิดพลาด" ต่อชีวิต แต่ในใจเขามีชื่อเดียวคือ Chong Chi Yeuk ทุกวันเขาขับรถเพื่อไปส่งและรับคุณหมอกลับจากที่ทำงาน

คืนหนึ่งเขาขับปัสสาวะบนทางหลวงสาธารณะและทำให้คำสาปของวิญญาณเก่าร้อยปี Shek Gam Dong หลุดออกมา เขาประสบกับเหตุการณ์ที่นึกไม่ถึงและเห็นสิ่งที่คนอื่นมองไม่เห็น เมื่อ Booi Booi Na ผู้จัดรายการวิทยุออนไลน์เกี่ยวกับสิ่งลี้ลับเหนือธรรมชาติได้รู้เรื่องนี้ เธอจึงไปสัมภาษณ์เขา

Nội dung xoay quanh một tài xế taxi tuổi trung niên. Hàng loạt câu chuyện kỳ quái, rợn người liên tục xảy ra, vô tình kích hoạt siêu năng tiềm tàng trong anh ta.

Tiểu Mã (do Mã Quốc Minh đóng) mất cha mẹ từ nhỏ, lớn lên làm nghề lái taxi ca đêm. Số mệnh xui khiến anh thường xuyên gặp phải tai nạn, suýt bỏ mạng. Nhiều lần thoát chết giúp cho Tiểu Mã nhận ra cuộc đời vốn vô thường, phải luôn lạc quan trong từng giây phút được sống

Tiểu Mã thầm thương trộm nhớ một nữ khách hàng quen thuộc, tên là Trang Chỉ Nhược (do Huỳnh Trí Văn đóng). Hàng đêm, Tiểu Mã đưa đón Chỉ Nhược đi làm. Anh không biết rằng mạng sống của cô đang trong tình trạng “chỉ mành treo chuông”.

Sự thật dần hé lộ khi Tiểu Mã dừng xe ven đường để giải quyết “nỗi buồn”. Anh tình cờ phá giải lời nguyền cho một tinh linh nghìn năm tuổi – Thạch Cảm Đang (do Hồ Hồng Quân đóng). Từ ngày đó, Cảm Đang bám theo Tiểu Mã như hình với bóng.