A noise is coming from the floor upstairs. Eunsu, hears this for over a month which causes uncontrollable anger to rise up. She gets eliminated again from a competition she had prepared for a long time. Eunsu decides to write her last piece with the theme of the noise between the floors and persuades her friend to help her follow and track the secret.陈天豪(há(⏩)o )用木枪捅了过(guò )去，一股黑(hēi )色的液体从中(🈯)喷涌而出，陈天(tiān )豪被这黑色的液体淋了个正(zhèng )着。