Lover to lean on

A director teached herself not to love someone because she's waiting for her mother to intruduce her future fiance which is arranged by her grandfather before he died. She already met her fiance 4 years ago where she directed his music video and they meet again, the director thought that they're just going to work together, again, but she doesn't have an idea that he's the one, her fiance to be, the one who will make her heart beat. Her fiance to be is a singer, he has an ex-girlfriend that will confuse him about his real feelings for the director. Will the director lead their love story into a happy ending story?