In the near future, in 2077, Star Vault Technologies, one of the world's leading tech companies, launches the full-dive online game Rift of Time and Space. The game incorporates quantum neural network technology, allowing players to connect their consciousness deeply to the virtual world. Its setting combines three maps: cyberpunk cities, mystical fantasy realms, and interstellar battlefields. Hidden within them is a secret tied to reality: the rifts in time and space.