庭には二羽ニワトリがいた。
A Couple Clucking Chickens Were Still Kickin' in the Schoolyard

It is 2019 and aliens have nearly annihilated the human race. As humanity faces extinction, the aliens settle on Earth and even fully embrace human culture by living like humans once did. Alien student Yohei's is feeding the two chickens kept at his school but they are hiding a surprising secret.