TikToker tracks down cheating boyfriend's girlfriend to warn her.

TikToker Katelyn went on a date with a man named Jonathan, only to discover he was in a committed relationship with a woman named V. Katelyn took to TikTok to warn V about Jonathan's cheating ways, and the post quickly went viral. Katelyn eventually found V and spoke with her on the phone, discovering that Jonathan had a history of cheating and had even used a fake name to conceal his identity. Despite her devastation, V thanked Katelyn and her followers for helping her break things off with Jonathan for good.