It all begins with the fan-dancer's "costume" – what there is of it.
When Perry Mason stumbles upon the barely there accessories of an exotic performer, he sets out to do a good turn by returning the lost glad rags. But the attorney's discreet good deed brings more than one delectable dancer – and more than a little trouble – waltzing into his office. Two dazzling dead ringers each claim to be the same famed fan-dancer. And hot on their heels are a zealous ex-husband and a jealous would-be boyfriend. But the missing property all four are after isn't feathered finery – it's a full-grown horse! And when one of the men gets brutally murdered, Mason finds he may be dancing dangerously close to a killer....