Never seen loved thru chatz.?

we hav neva met in our lif.we met while chatin.he says he loves me n all.he is duin his college.he showed me his pic but i havent yet.what shud i do shud i show him my pic.he isnt handsome but he is got a lot of gals(juz frnds).he says he loves me alot.even i do like him.i cant love him.n neva met him so cant trust him a lot.what shall i do.shud i leave him.