Dude, go to Boston and search for Russian bookstores. So many. So cool.
Since you don't know what it is, here's a definition for you from
www.Dictionary.com
Con
adjective
1. involving abuse of confidence :
a con trick.
verb (used with object), conned, conning.
2. to swindle; trick:
That crook conned me out of all my savings.
3. to persuade by deception, cajolery, etc.
noun
4. a confidence game or swindle.
5. a lie, exaggeration, or glib self-serving talk:
He had a dozen different cons for getting out of paying traffic tickets.
Origin Expand
1895-1900, Americanism; by shortening of confidence
So yeah, you've been conned, duped, hoodwinked, misled, double crossed, inveigled, bamboozled, and I could go to a thesaurus if you need additional help in understanding the concept. While we're at it, I have a bridge in Arizona I want to sell you. You seem to be an easy mark, er customer.