Lin Yi and her boyfriend Sun Wei is in full swing developing
underground affair but this time, the police suddenly came to the
home of Lin Yi Sun Wei told he had died a long time; Chen lived on
the floor every night lights appear the same frequency, but with
her ​​every night lights conversation boys and another girl seemed
to have a secret can not be said; Liu Yihao often saw the woman on
the floor, screaming for help, but when he informed the police to
rescue them when they surprisingly found that the room was empty
…… all of this What is hidden behind a secret? They encounter
bizarre experience, even under threat of death, for they reveal the
truth at all costs.