Twins

They are two halves of one whole, the other half of each other's soul, civilizations sharing the same identity.

[Important Content Warnings]

Personal headcanons:

* Wang An once served as Ying Zheng's younger sister.

* The world is divided into two realms: the Color Variant Realm and the Normal Color Realm.

* Wang Yao is an immortal in the Normal Color Realm, while Wang An is a deity in the Color Variant Realm.

* Country personifications can be genderless, but may appear as men or women according to their preferences and personal habits.

* In the Normal Color Realm, the Soviet Union and Russia are one person; in the Color Variant Realm, they are separate people.

Theme: They are Huaxia.