All Intruders Crave Me

An AI system accidentally breaks the dimensional barrier between the game world and the real world, causing characters from the game to suddenly appear at Tim Cooper's house. With secret manuals, legendary props, and spirit beasts now in play, the world enters an era of chaos and conquest! Tim doesn't want to get involved in the conflict, but that doesn't stop otherworldly girls from knocking on his door... (Source: Webnovel)