Determined to help her son, who has cerebral palsy, Bárbara takes her family to India for an experimental treatment.
When a father-son duo learns that they may not be biologically related, the two embark on a wild adventure through Mexico to find the truth.
Before signing divorce papers, Carlos and Elena meet a strange visitor offering time travel to 1994 when they first met. They journey back, attempting to change their past while fighting rekindled feelings.