Respected sir, I was travels in train 25 days ago in general compartment. At midnight I went to sleep but I slept besides one lady .she was done this for money purpose .she showed her down part while showing she hugged and pressed with her hand from back side .I don't go for intercourse but I am always thinks about STD diseases. I am not able forget about that situation always that think is coming to in mind. Some times I went into depression due to this I am disappointed my lover and parents and I am continuing weeping if anything happens to me what is the position about my family and lover because they loved and cared always on me .I am one kind of phobia about STD due to I was admitted in skin ward 4 years ago for allergy there I have seen hiv patient from that day .I am always busy with internet and always checks my body like for any sores, rashes are come or not .still I don't have fever, cold,cough, rashes,sores etc. Please help out me sir. Shall I go for marriage? What I can do for this.