interesting business proposal

Good day friend, this is a personal email directed to you for your consideration alone,
I request that it remain and be treated as such only. Please bear with me for now Am a banker with HSBC here in Malaysia I have an interesting business proposal for you that will be of immense benefit to both of us. Although this may be hard for you to believe, we stand to gain 7.2 million USD between us in a matter of days.

Please grant me the benefit of doubt and hear me out. I need you to signify your interest by replying to this email on my ID here tjoa0@wss-id.org

most importantly; I will need you to promise to keep whatever you learn from me between us even if you decide not to go along with me. I will make more details available to you on receipt of a positive response from you.
Regards.

Tjoa thian song