As per section 27 of protection of women from domestic violence act you may file the d.v. case from your parents home.
(1) The court of Judicial Magistrate of the first class or the Metropolitan Magistrate, as the case may be, within the local limits of which—
(a) the person aggrieved permanently or temporarily resides or carries on business or is employed; or
(b) the respondent resides or carries on business or is employed; or
(c) the cause of action has arisen, shall be the competent court to grant a protection order and other orders under this Act and to try offences under this Act.
(2) Any order made this Act shall be enforceable throughout India.
Yes you can file a domestic violence case in Indore,For Domestic violence a written complaint can be made before the Jurisdictional magistrate.
No you do not need to file FIR for DV act you can directly file a compliant before magistrate. Please refer below link for difference between 498A ipc and DV act.