User talk:2402:3A80:CCB:600C:94FD:C5CD:4AFD:BCCD

Recent edit to Tunnel (South Korean TV series)
Hello, and welcome to Wikipedia. I noticed that you made a change to an article, Tunnel (South Korean TV series), but you didn't provide a reliable source. It's been removed for now, but if you'd like to include a citation and re-add it, please do so! If you need guidance on referencing, please see the referencing for beginners tutorial, or if you think I made a mistake, you can leave me a message on my talk page. Thank you! Materialscientist (talk) 12:59, 28 September 2019 (UTC)