The Path of the Investigator/Devastator

Samarth is a sincere police officer in the department. After arresting a politician and throwing him in prison. He comes to his parents house in the weekend to spend time with them along with his big brother. The politician comes out on bail and kills him along with his family. His soul along with his family's souls transmigrate to another world which is dark and needs cleansing. He along with his family take a dark path to cleanse the world of scum.