Rayito de luz (English: Ray of Light), is a Mexican childhood telenovela.

This soap opera is based on the book Marcelino pan y vino of José María Sánchez Silva, was recorded at Real del Monte, also known as Mineral del Monte, Hidalgo.

[1][2] It all begins when a boy named Abel Ventura comes to a quiet town called San Pedro Mountains to start a career in priesthood in the seminary Reutilicos Brothers.

He is a musician-minded priest who is fleeing the city because of a broken heart, hoping to find peace within and devote his life to God.

A year after his arrival Abel within the confessional to an abandoned along with a written in an unknown language for seminarians and all he could decipher was named "Juan de Luz" a child full of life seminar letter child.