有辱斯文 - or - A disgrace to scholars

Do you know where I can find a summary of the ending of Guardian (or want to tell me what happens at the end) so I can gauge on a happy ending/unhappy ending level whether or not I should watch the show? I promised myself ages ago that I would stop watching cdramas unless I could ascertain in advance that they had happy endings (for a given value of "happy"), but I see a lot of people talking about this drama ...