What game or type of game should I get?? Lol?

Okk soo very random question I know but, what game should I get for my ps3?? I normally just play cod or ac2 or red dead redemption or ufc and stuff but I am kinda inna mood that has a good storyline but not soo much that as just a game where like ur free and u can do whatever and preferably like out like in forests or desserts and stuff also something kinda like oblivion but I got tired of oblivion and want a new game?? Thank you everyone (=