Lin Zhou is a recently graduated young man dedicated to fishing and guarding his fish pond, who unexpectedly gets acquainted with three "idle" fishing buddies. Who would have thought that the three inconspicuous old fishing buddies by his side are actually business giants. When a rich second-generation heir uses his influence to seize spots and impose tight blockades, Lin Zhou's fishing buddies make their moves one after another. It turns out that the most inconspicuous old fisherman is the truly hidden big shot!