identify please!

Sorry i don't have a link but I remember the girl was a tsundere with light brown hair and the guy was a bit older with black hair and a little stubble on his chin. He was a little sadistic lol. The girl was the guy's roommate's sister. I watched the anime version but I think it was based on a...

I'm looking for a certain japanese baseball hentai manga series, its a completed work and I've found it on g.e hentai before (but cant find now cuz of lack of 'baseball' tags on it. It has about 1-3 volumes and the story has a female and male baseball team in it. there's a orange-ish hair...