Book of clouds

Tatiana, a young Mexican woman, is adrift in Berlin. Choosing a life of solitude, she takes a job transcribing notes for the reclusive Doktor Weiss. Through him she meets 'ant illustrator turned meteorologist' Jonas, a Berliner who has used clouds and the sky's constant shape-shifting as his escape from reality. As their three paths intersect and merge, the contours of all their worlds begins to change...