After receiving an anonymous letter, Marie develops an epistolary relationship with the sender who mysteriously can see everything she does.

Andrea, a young woman in her early twenties, attends the party of her best friend Alan, where she has an unexpected encounter with Diego, a guy she used to have a relationship with. This plunges her into a whirlwind of feelings and memories.

A shy young man, used to seeing life in square shapes, dares to approach the new girl at school who makes him experience round sensations.