In a boarding school, legend has it that a time capsule has been hidden in the walls. They say it could change the world. Today, the new students fall in love, play cards, dream and laugh in their rooms, which in turn become their own time capsules, like snapshots of a generation at 20 years old.
Sandy and Alejandra are two young women who live together with Lexa, an artist with a multiple personality who is preparing her new exhibition. however, the romance between these two personalities will be in danger, not only because of their inability to have physical contact but also because of the problems it generates for Lexa and the body they inhabit. therefore, Sandy and Alejandra must decide before it is too late.