Secret Letters For Love's Secrets. Messages hidden between the lines ... A stationery set with invisible ink. Inspired by the true story of forbidden lovers in 1917 Prague. Compose a letter of love's unexpressed sentiments, to be written between the lines with rose-scented ink. Your words will stay mysteriously hidden, until warmed by a candle flame, whereupon as if by magic your words will reveal themselves before your true love's eyes ... and then as if by magic again they will disappear. To be reheated only 3 times, after which your words will vanish forever. Shared only by the two of you ... heart-felt sentiments ... true love professed ... secret desires ... romantic poetry ... erotic promises ...