The Nighrest ^Ep.1

You're a young fresh doctor who had an opportunity to come to an island and train under a skilled doctor but when you arrived there, the doctor was missing and after a month of her disappearance, you took her place as the only doctor on that island.
SpoilerThe island is inhabited by a demon called The Nighrest who returned to curse the island and take revenge. So why revenge? It's up to the mc and his friends to figure it out.

The game goes around the mysteries happening on that island and the mysterious identity The Nighrest.
Who is she? What she wants? It's up to you to figure it out.