Hello Getting married and going into a new family brings lot of changes in life and being female adjustment issues are usually faced. You are facing adjustment issues as living in between leads to pressure full time as you are not able to express naturally in any situations which are not favourable to you. Suppression of feelings leads to evolution of such thoughts. First of all if there is any major issue which is not letting you settle in that family then you should talk it out either to your husband or someone else of your choice. You can also go to a counsellor and take sessions If you feel everything is fine at your in laws place then things would settle after sometime Do meditation yoga and exercises, you would feel better

Consult any clinical psychologist.