Charming LA architect Harrison, also a great cook and lover, gets engaged to Cate, a San Francisco landscape architect he meets while collaborating on a major project, after they get locked in by a malfunctioning elevator. She moves to LA for him and volunteers, while he's on mission in Tokyo, to mind his widowed mother Evelyn, still a major force in his life. However Cate gets paranoid when feeling weak and hearing rumors that his former girlfriend disappeared mysteriously years earlier, even c...