[US and UK CH] One Day, I Became the Father of Four Sons? !

On an ordinary working day, England met America on the subway. He is surprised to find that they live in the same apartment building, but he has never seen each other. Why? And why did he call himself daddy? Where did the other three sons come from? How did England get into bed with America in such a daze? What happens next becomes more and more out of control... Motto: Be careful of strangers! ! !