If it is pirated, you can use IP to connect online. Multiple computers are connected to a router, and one of them has a service port number of 7777. You can set your own password, and then tell your teammates your IP, and teammates connect through IP.
Background setting
After completing the character customization, the game throws the player into a completely randomly generated pixel world. The tools at hand mean that players need to build things, explore the world and defeat monsters.
The whole game world can be destroyed. After destroying some obstacles, you can find various resources, such as stones, wood, iron ore or other equipment. Of course, as you go deeper, you will meet all kinds of monsters. The main task of the game is to let players use all kinds of resources to create all kinds of strange things according to their own ideas, so this makes players full of exploration motivation.