What to do if anticipatory bail is rejected by High court which against FIR is false ?

False FIR is registered under section 384,365, 354,323,504,506,507,34,39,45. The main case is against CAR deal with 5 lac rupees between my uncle and opposite person.My uncle purchased that CAR by notery but due to loan on that CAR it's not getting TT on my uncle name , So my uncle demand that person to give my money back and take your CAR . So that person had give return 1 lac rupees and for other amount says that he dont have money and trying to avoid. After that he registered false FIR opposite against my family members name(total 8 members ) in that case. From that 7 members got bail from baramati court but accused number 4 (my brother) is not getting anticipatory bail.His bail is rejected by mumbai high court. One thing is only there is one check DD( one lac rupees) on my brothers name which is taken by that opposite person.Police and other also demanding money not supporting us.I am not understanding what to do.I am not getting proper solution , Our family background is most of the people are Teachers in school .We never face Police and court matters before that. Please suggest me with proper solution.