CAFE 0 ~The Sleeping Beast~

The Present
The story starts in a village with an atmosphere akin to Europe in the 19th century.
There is a big noble villa there where Corliss Green is working.

One day she wakes up and finds herself in front of a weird café.
Noir, the waiter, tells her that she has already died, but failed to go to the heaven and, as a lost spirit, she ended up at the entrance to Café 0.

He later gave Corliss a chance to return to a week before she died.

But does she really need to go to the heaven?
And what is the truth behind her untimely death?

The Past
Sophie Evans works as a midwife.
She is a cheerful woman and everybody likes her.

What is her relation to the missing incident 15 years ago?