Twin Sword

Twin Sword summary:

In the Year 2x.x.x, the Earth has become extensively used and abused by humans. The population is out of control, the pollution is at an all time high, and the average life span is 30 years. So when a new planet is found, Tang Hua and his friends begin a journey through a VRMMO game to keep themselves alive.
The game is called: Twin Sword.