Unable to withdraw money

At the beginning, he responded me positively, almost in seconds, also sent me a lot of withdrawal records of other customers. After the transfer, he called me and told that the 620 package was gone, need 580 more to invest. Otherwise, i have to wait a few more days. Inadditional, I can’t take 620 out before investing, also the 620 might not be profitable. Afterwards, since taught me how to withdraw money then suddenly disappeared