In the early years of the Republic of China, gang leader SO FEI (Wong Ho Yin), to whom the brotherly loyalty will always prevail, runs a hard labour business which encounters financial difficulties. Misconstruing that simple and honest SUNG LAI-WO (Sunny Chan) is a close relative to the TONG's family - a noble clan of Xiguan, SO FEI deliberately flatters him in order to gain profits from the new dock run by LAI-WO. Unanticipatedly LAI-WO is merely an idler of the TONG's family, and the one at the helm is actually a pre-eminent businesswoman in Guangzhou and the eldest daughter of the TONG's family – TONG NGA-WUN (Sonija Kwok)...

The Day of Days ran for 1 season. No new episodes are scheduled.