S.C. Code Ann. § 63-17-420: Out of session proceedings.

If a respondent is arrested under a warrant of the court at a time when the court is not in session, he shall be taken to the most accessible magistrate and arraigned before him. The production of the warrant shall be evidence of the filing of proper information, and the magistrate shall thereupon hold the respondent, admit him to bond, or parole him for trial before the court. All subsequent proceedings shall be had in the court.