100% scam! From the first contact they try to get you to deposit more cash into your account DO NOT DO IT, true my initial deposit has grown following contact with various agents, but try and withdraw any funds and you may not be surprised to find you cannot.
Once they realise you will not deposit more funds they drop you like a stone. Repeat 100% scam i had to get back all my funds using the services of CʀyPᴛoʀᴇᴄovᴇʀyʟᴛd ᴄᴏᴍ, i am glad i did