From testicular cancer paranoia to police interrogations, 5 WashU seniors anonymously confess their secrets from the last four years. This video is part of Student Life’s Finish Line issue, celebrating the Class of 2024 at Washington University in St. Louis as they graduate.

“My name is Frank, and I collect secrets.” Students and community members flooded Graham Chapel Tuesday evening to listen to a lecture given by Frank Warren, the founder of PostSecret. Sitting leisurely on the front platform with a MacBook and a few copies of his own books, Warren began to discuss the history of his undertaking.