Bani is not Evil?

So everyone in the house is trying to hide what happened with Bani, her murder mystery ( not sure if they directly involved or not) but nobody mentioned Bani was not good,, Even beeji explained their love,, so it could be Bani too loved him truly and they lived a happy life.... Her death mystery is still confusing... Everyone in the family loves Ragbhir so they would have not caused her death (my assumption) but still why they are so worried about truth coming out... Everyone in the house seems to be genuinely care for Ragbhir....

Let's see... So far the show is engaging...