The C-list TV actor Jonnie Zhang decides to change career as an estate agent. While preparing for the interview, he hires a cleaner to tidy up his long non-visited mansion. A cleaner receives a task to a vacant house, and she decides to stay over night realizing that the bus service has been suspended. Out of every clue hidden in the house, she fantasizes its whole family and secrets, along with her own previous life she comes across.
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