In this video, Roly reacts to various piercing fails from TikTok. He watches clips of people attempting to pierce themselves at home and experiencing painful and disastrous results. Roly provides commentary on the dangers of DIY piercings and emphasizes the importance of going to a professional piercer. He points out the risks of infection, improper technique, and potential scarring that can occur when piercing is not done correctly. Roly also expresses sympathy for those who have had negative experiences with their piercings and urges viewers to prioritize safety when considering getting pierced. Overall, the video serves as a cautionary reminder to avoid taking shortcuts and to seek the expertise of a trained professional when it comes to body piercings.