How to go through the process of criminal incidental civil cases? Is it necessary for the victim to hire a lawyer?

Compared with separate civil litigation, incidental civil litigation has a characteristic, that is, most of the evidence has been investigated and collected by public security organs, and there is no need to pay legal fees. However, there are still many professional legal problems to be solved, such as whether other responsible persons can sue, how to determine the specific amount of compensation, and how to deal with mediation. Therefore, if the amount involved is large, it is recommended to entrust a lawyer.