Automatic movement of player character in network game

A non-transitory computer-readable medium including a program for causing a user terminal to control progress of a game, the game including player characters in a virtual space, the program being executable by a processor and causing the processor to execute operations comprising:

• progressing the game in accordance with game progress information, the game progress information being useable for generating a game screen, the game screen configured to be displayed on a display device;
• receiving an instruction for registering a player character of a first player, the player character being manipulated in the game by the first player;
• registering the player character of the first player as a copy non-player character, the copy non-player character configured to be manipulated in the game by a second player;
• updating the game progress information;
• and
• updating data of the player character of the first player in accordance with a manipulation of the copy non-player character by the second player during a period in which the first player is in an off-line state.

A game system for progressing a game, the game including player characters in a virtual space, the game system comprising:

• a processor;
• and
• a memory including a set of executable instructions that, when executed by the processor, causes the processor to perform operations including:
• progressing the game in accordance with game progress information, the game progress information being useable for generating a game screen, the game screen configured to be displayed on a display device;
• receiving an instruction for registering a player character of a first player, the player character being manipulated in the game by the first player;
• registering the player character of the first player as a copy non-player character, the copy non-player character configured to be manipulated in the game by a second player;
• updating the game progress information;
• updating data of the player character of the first player in accordance with a manipulation of the copy non-player character by the second player during a period in which the first player is in an off-line state.