Jagapathi Babu Patel S.I.R Movie Review

Subhash Patel(JB) is a retired army officer who leads a happy and pleasant life with his family. Due to some unexpected incidents that happened in his life, he targets DR’s (Kabir Singh) gang and finishes them one by one.Why did Subash target them? What circumstances made him a serial killer? and what is the back story behind this?