His mother is real mother or she adopted him?

who you talking about?

Yea same question it's unclear who the woman is the one comforting him when he starts getting possessed by ghosts in high school like she doesn't look like the woman who gave birth to him but maybe I'm wrong

The women who raised him
She doesn't look like that pregnant women
That's why I asked is she different women

Np you're right
I also thought same