Msgr. Bonner and Archbishop Prendergast High School students Alexis Eagan (left), a freshman, and Maeve Finnegan, sophomore, enjoy the retreat.

Father Christopher Walsh starts the retreat off with a Q and A session with Archbishop Charles Chaput.

Rose Stella, a senior from Lansdale Catholic High School, gives her personal witness at Metanoia Oct. 30.

Students from Roman Catholic High School show their enthusiasm for the Metanoia retreat day on the Temple University campus.

Artist Ike Ndolo entertains the young participants at Metanoia.

Father Christopher Walsh, emcee for the retreat day, introduces Bonner-Prendergast senior Elrid Serrao as he gives a personal testimony.

Catholic motivational speaker Mike Patin delivers the keynote talk at Metanoia.

Nelson Mandela Mensah picks up Ross Curcio from St. Joseph’s Prep as part of a challenge during the Metanoia retreat for high school freshman and sophomores.

Students bring teachers up on stage as part of a scavenger hunt race.

In an activity for students, volunteers are blindfolded for an exercise that teaches them they cannot always follow the lead of others.

Students go through a blindfolded exercise to learn the importance of trusting in the Lord.

The lights of thousands of cellphone screens light up the darkened Liacouras Center for eucharistic adoration.

A cross to which written prayer petitions are affixed is carried through the Liacouras Center.

Father Stephen DeLacy, director of the archdiocesan Office for Vocations to Diocesan Priesthood, carries the Blessed Sacrament through the audience.

Father Stephen DeLacy leads benediction of the Blessed Sacrament.

Scott Yezzi from St. Joseph’s Prep prays during adoration.