A story that follows a family of four leading harmonious and contented lives. When a mysterious visitor starts residing in their basement, their lives are turned upside down as strange events begin to occur.
A Facebook post from 5 years ago brings out a piece of memory that Kuo Chinchin doesn't like to recall : the 2 accounts on her blocking list. By reconnecting with them, Chinchin discovers the truth of her unhappiness.