That's really a big money that would just disappear out of nowhere maybe you could provide a real proof such as transaction ID, screenshots and other proofs and you can open a scam accusation in
https://bitcointalk.org/index.php?board=83.0 and please do provide the proof to back up your accusation.
It is a good idea to read previous posts before replying to one. Don't spam the forum with useless replies just to fill your signature quota. Doing so will earn you no respect from other members.