During interrogation, Amandeep told  police that Harpreet had been forcing her to have an affair outside her marriage. She added that she was happily married and wanted to put an end to her nine-year old relationship with Harpreet. However, Harpreet wished to continue the illicit affair.

When Amandeep told her husband and servant about this, the trio decided to put an end to this by killing Harpreet.