At the age of 13, Juan Karlos gained popularity when he finished third place in the first season of "The Voice Kids" in 2014 before appearing in various movies and television drama series.

Ex Ex Lovers kicks off with Joy (Jolina Magdangal) unhappy to find that her Valentine's dinner date with her daughter SC (Loisa Andalio) has been crashed by the latter's boyfriend Joey (Juan Karlos).