To be or not to be.. I know that guy!

Alex knows as much about Rene Descartes as he does about effective plague cures. But all Alex has to do is find Pierre Descartes, grandfather of the famous philosopher, mathematician, and not playwright, Rene, and Emit can handle the rest.

But how did the plague find Pierre? History records Pierre as having succumbed to the Black Death and Rene never being born.

Un nouveau système de casse-tête / A new puzzle system

Against a barrier of both different languages and eras Alex must find a way to communicate when traditional ways fail by using an innovative Rebus puzzle system to convey and decipher unknown dialogue.

Will you be able to solve all the puzzles and help them understand each other and along the way themselves too?