The Undisclosed (Chinese: 迷云二十天) is an action-thriller suspense drama produced by Mediacorp TV Channel 8.
The series was repeated from 16 June 2008 at every weekday night, 11pm on MediaCorp TV Channel 8.
She disappears on the 2nd day of her return after meeting up with her longtime buddy, Rachel (Constance Song).
Musheng also discovers that members of a secret society headed by a triad boss Longtou (Zhu Houren), are also looking for Carol.
With the combined efforts of Kexin and Musheng, both of them begun to unravel the evil mysteries revolving around Carol's disappearance.