I'm sorry you went and are going through this. I was also molested as a child. What happened after i believed was worse, as you are going through it as well, having to deal with your molester being in your life.
Be strong, hold your head up high my dear. You did nothing wrong and you should be proud of yourself.
Ps. Who says you have to interact with them? You can just take your place in the family and just flat out ignore them or state that those people are not to speak with you due what they have done. Let them walk around you instead you them. As your doctor about it.