Caitlyn

So the only thing i remember was that this girl has reincarnated and to live a simpler life she married a duke(?). This duke accepted and he’s well known to be a playboy that gives yellow roses(?) when he wants to break up with women.

Do any of you guys know that one yaoi manga where it started with the ml and mc as kids talking to eachother on the phone? they didnt know eachother and their brothers were the reason why they talked