Can you explain why those transactions from different accounts came in within a few minutes from each other involving the same token of which on of the transaction was of your ETH account? Did they also agree to send in the tokens at the same time?
https://etherscan.io/address/0xfa5b136320fc80b569b949b2a70d2f62a20d3d40#tokentxnsIf it was a deal between you and your "friend" then i guess it would just be only 1 or 2 transactions