When Leo asks Diane out for Valentine's Day, she politely declines. But what is causing her hesitation? Could it finally be time for her to open her heart to this loyal friend who has shown her such kindness? Meanwhile, Beverly receives a surprise gift with four legs and a waggly tail. Will the pup win her heart or drive a wedge between Jeff and her? Shelley agrees to fill in as manager of the Cove while Rusty is away but the experience makes her question her ability to take over the business. And Margaret's decision to cook a gourmet meal for Allan leads to new discoveries about herself.