What gun should i buy?

In 40k-45k range.
I already have QBZ
No XM8,no TAR21,no AK47,no M4A1
Then what should i buy
AUG?Its good in HEADSHOTS
K-2?Good accuracy but overused plus i dont really liked it
Get some suggestions - -!

let me spam to not 2 be square

go squire go

g2b squire?????no i wont - -!

cause i tried it
TAR?its alright but i have no more GP to pay
XM8? i already have one
AK47?i only likes it in EGYPT
M4A1?its for begginers
so GTFO flamers

actually u suck

lol reply plz

no squire please and IM CHINESE PRO
so if u r a noob GTFO

lololololllllllllll;