"Peaceful days full of curses" Heartwarming FPS horror exploration game about 7 days of strange communal living with ghosts

The protagonist is transferred to a company housing in a provincial area by himself for one week due to work reasons.

The company housing, which is scheduled to be demolished in seven days, is actually a house that has a bad reputation for being haunted.

Would he be able to overcome the various bizarre phenomena and successfully complete his assignment alone?

And what is the unexpected connection between the protagonist and the ghost?

Experiencing a mysterious life for seven days together, full of curses and warmth.