The story follows our heroine, Ji Tang Tang, as she solves mysteries for the dead using her special ability and various equipment to connect to their realm. She was once a cheerful girl embraced in the arms of her parents, but those most beloved to her vanished (aka killed) after one night. She wanders from here to there, afraid of making friends, afraid of contacting relatives. Having spent four years surviving the cruel world, she has become an independent and resilient person, unafraid of killing. The male lead, Yue Feng, accompanies her throughout her journey. He's described as upright and the man of all men.