After being ground down by endless overtime, Fang Lin gets a call saying his grandfather is critically ill and resolutely returns to his dilapidated island home. Faced with crushing debts and developers circling hungrily, he thinks his life is hopeless, until he unexpectedly activates the [Sea King System]! From then on, five-pound mud crabs, thirty-pound trumpet snails, century-old wild ginseng... all are his for the taking! While others rely on luck when scouring the shore, he has “GPS”! From drowning in debt to sitting on a mountain of gold, from a coastal fisherman to the king of the open sea, Fang Lin embarks on more than a livestreaming sensation. It's also a fiery journey to protect his home and forge a legend!