In Bruno Dumont’s farcical follow-up, Li’l Quinquin is all grown up and goes by the nickname CoinCoin. He hangs out on the Côte D’Opale and attends meetings of the Nationalist Party with his childhood friend Fatso. His old love, Eve, has abandoned him for Corinne. When a strange magma is found near the town, the inhabitants suddenly start to behave very weirdly. Our beloved heroes Captain Van Der Weyden and his loyal assistant Carpentier investigate and quickly begin to suspect an alien attack. The Extra-Human invasion has begun!