Daniel and Carmina, a marriage that is about to brake up; Julián and Alicia, a fleeting but intense courtship; Leonardo and Sofía, a courtship that begins in adolescence and lasts until adulthood; Wendy and Bobby, a relationship that fate is responsible for breaking. Through convergent stories, all the characters will discover that love is much more complex than it seems.

Ana is Manuela's teacher. Together, they will discover if romance exists or is only an invention.

Adriana and Mariana go on a road trip in which they will take the Aaron test, a 36-question questionnaire designed to make two strangers fall in love.