expired

I sold 50 keys to a guy called "True Noir" (Steamprofil URL "http://steamcommunity.com/profiles/76561198047038286/" ) at 25/12/2014 and sold 138 keys at 27/12/2014 after that ,the transaction he chargebacked. I had proof of the trade for Paypal and we were discuss in steam chat, but He got the money back. This post is to warn you about him and asking help to get my 188keys back. Thanks a lot.
here a proof via Screen Shot "
25/12/2014
http://i.imgur.com/dYTO6cT.jpg
http://i.imgur.com/4IwglNz.jpg
http://i.imgur.com/YGsZYHC.jpg
27/12/2014
http://i.imgur.com/zRpZPwR.jpg
http://i.imgur.com/whaTx6j.jpg
http://i.imgur.com/4sSBvzI.jpg
http://i.imgur.com/Vy8vePK.jpg
Paypal
http://i.imgur.com/vhJK1LF.jpg

Added for keys

Added for keys