The author of the web toon based the physique of Lee Suho on kpop idol Cha Eun Woo, who would later audition and star as Lee Suho in this drama.
Based on webcomic "Yeoshingangrim" by Yaongyi (published from April 2, 2018 by Naver Webtoon Company).
"True Beauty" takes over tvN's Wed. & Thur. 22:30 time slot previously occupied by "Tale of the Nine Tailed" and followed by "Mouse" on March 3, 2021.