Eva and Ruben split their time between 1957 and 1987, where the "Chaos Guardians" have JJ hidden. However, now, they are not the only ones traveling through time. Tiago, a brilliant but rebellious classmate, has developed his own technology for time travel. Soon, his spontaneous and disorganized travels clash with Eva and Ruben''s plans. Even though she dislikes Tiago, Eva needs him to find a way to stay with JJ, without breaking the space-time dimension and causing chaos in the universe...again!