Responses
It was a theory then because first, they have many volumes of Hatsukoi Memories which Ameri mentioned is their family treasure if I remember correctly. And then when Henri got flashbacks with his wife, the theory got stronger. And now with Ameri's explanation in the previous chapter, there's a very strong chance that her Mother is indeed a Human
Is there a possibility that Ameri's mother is a human? I mean if her mother and father used to go to that place then it's possible that they now about the portal