Lauriane Gilliéron

Siblings Sunny and Julian live a hermetically sealed existence, one defined by codes and games that only they understand. This strange bliss is upturned by the arrival of David, Sunny's new boyfriend who bares an uncanny resemblance to Julian. A threatening connection between David and a television self-help hypnotist summons suspicion in Julian, and fears of conspiracy.

A private banker goes into a coma. His sister becomes the director and finds out his coma might not be accidental as she finds obscure transactions her brother was involved in. (imdb)