Last secret

A magnificent English detective in the surroundings of a mysterious and sinister boarding school. The story of twin sisters who will have to figure out the secrets and riddles of their educational institution.
Father gave us a musical box for Christmas! We are happy and the first thing we decided to better consider it ... And we found a secret department in it, and in it is encrypted mother’s letters! Now Scarlet is not tolerant of returning to the Rukwood school, because there we will meet with Ariadn"s friend, who knows how to deal with such ciphers. And then we finally learn about the last secret of our mother.
But terrible news awaits us in Rukwood. The son of Mr. Bartholomew, an old cruel director! And he claims that he, as the legitimate heir of his father, has the right to close the Rukwood school. We are in horror, because this school managed to become our home, a place where they love and wait. Yes, and this Henry Bartholomeh behaves extremely suspiciously! Now we are facing a difficult task: to prove that he cannot host the Rukwood! And in this, notes from my mother’s cache will be useful to us unexpectedly, nepodly.
For secondary school age