Raft Survival: Sign in at the Beginning with an Epic Spear

For unknown reasons, humans around the world have entered a world called raft survival. Everyone only has a raft and a hook. But Lin Mo accidentally awakened the sign-in system. Day 1: "Sign in! Get an epic spear." Day 2: "Sign in! Get an epic fishing robot." Lin Mo relied on the sign-in system. When others don't have water to drink. But he has become famous by selling shark meat.