Lawrence made a promise to his childhood sweetheart Xiao Yu - to be her savior forever. Years later, their paths crossed again. Lawrence is now an air-con service technician who dreams of becoming rich and Xiao Yu is a debt-ridden cake shop owner. Remembering the promise he made to Xiao Yu, Lawrence decides to help her at all costs. Unfortunately, this decision triggers a series of events that forces Lawrence to make a choice between money, his childhood sweetheart, his wife (Ah Mei) and his good friend (Ah Yuan).