Bigna, a 28-year-old scientist, is accustomed to having everything in her life firmly under control, even her own passions and desires, always adhering to rules. Frank, 33, is immersed in drugs and confusion, using the love and attachment of others to fill the void within him, until he meets Bigna and indulges in the pleasure of being dominated. These two, from entirely different worlds, are drawn to each other and intertwine as their destinies cross, igniting a dangerous 99-month relationship.