You Shou Yan - Ch. 820 - Fantasy Comes True

[MangaDex]

 

[poweron]

are they adults or are they still children, if they are the latter, this becomes a little strange

 

[TimelessGamer]

are they adults or are they still children, if they are the latter, this becomes a little strange

It’s all just very confusing
They’re often portrayed as either one depending on the context.
Hopefully it gets explained better in the later chapters?