Same reason I'm doing it. And yes, that's what you will look like. The schoolgirl-with-abs physique.
Dude you are way over thinking your diet, if you have to put that much effort into it to look good your genetics suck, seriously, take some ephedra and clen whatever you choose, also phentermine works wonders to control appetite.
Having pit stains from working a desk job isn't flattering lol