False Rent Agreement

sir one our relative make a false rent agreement on plan paper and fill a civil case on tenant to possession while we living on that property . I have installed CCTV cameras from 2014 . I have every years footage . they file the case in 2017.There is a witness. on the making agreement the witness father was alive but he showed late.I have submit 1/10 applicationin the court my qus r (1)what should I do (2)Will court accept my application