Seed Wars

2088
The world has run out of nuclear weapons.
The world's economy has completely collapsed, leaving little to no money left spread out between the last 4 surviving nations, China, India, Korea and Japan.
America and Africa are covered in a nuclear inferno, sealed in a dome called the Concave to keep creatures known as the Celsius in.
International tensions are on the edge.
The world has run out of conventional lead ammunition and explosives. Fruit seeds are now used as an alternative source of destruction.
International tensions have snapped.
Our main character and a few other unfortunate souls are sent on a guerilla mission through Chinese jungle.
The seed wars have begun, with no end in sight. Weapons free.