Doomsday Plant Arms

The end of the world, the system, these are all old tricks, everyone is well-connected, and I won't talk to you too much. To put it simply, the protagonist takes his cute paper maid everywhere, and then participates in the story of mankind tossing back and forth on the edge of destruction. Plant armed system: Sunflower tactical goggles, M1 pea rifle, Broadsword potato mine, Vigorous cauliflower gene enhancement agent, MG42 pea heavy machine gun, Fire Dragon Grass M2-2 flamethrower...