Five thousand years ago, a war broke out in the four realms, and all four realms suffered heavy casualties. The Heaven Realm believed that this was not the way to go and proposed a marriage to ease the relationship between the four realms. After consultation with the other three realms, they all agreed with this opinion. The Beast Realm sent two monarchs to marry the eldest sons of the Heaven Realm and the Demon Realm respectively. Then a wonderful fate began.
Purpose: Essay