My father is in relationship with a girl in my village

i m a b.tech student....m 19 years old.....i got some msg in my father's mobile....my father is in a relationship .....i work on it and found that she is a girl in my village....plz suggest me what to do??/....
i read some msg in mobile...now my father not give cell phone to other nd delet all msg jst after read....how i can got some proof and evidence on it??
tell me about some supporter which works on that type of problem if possible???
how can i got all msg details of my fathers mobile????

This is serious issue.
You should find out more about that girl and also try to find why this girl is in relationship with your father, is it your father giving her monetary help or that girl is actually has some motive. Is she a young girl or girl of elderly age ?

well Mukesh You have asked the similar question in last thread where I have suggested u something to try.....have a look at it